1991 PROCEEDINGS BELTWIDE COTTON CONFERENCES
	Jan. 8-12, San Antonio, TX Editors C. Paul Dugger & Debbie A. Richter
TABLE OF CONTENTS

COTTON INSECT RESEARCH AND CONTROL CONFERENCE
44th Annual Conference Report on Cotton Insect Research and Control D.D. Hardee and G.A. Herzog	583
Cotton Losses to Insects (Supported in Part by a Grant from the Cotton Foundation) Cotton Insect Losses - 1990 Robert B. Head	602
Status of the Nationwide Boll Weevil Cooperative Control Program Environmental Impact Statement N.E. Sweeney	608
Progress in the United States Boll Weevil Eradication Programs Sidney E. Cousins	609
The Southeastern Boll Weevil Eradication Program: Extension Perspective W.R. Lambert	611
The Western Boll Weevil Eradication Program: Extension Perspective Leon Moore	614
Life Without the Boll Weevil: The Status of Cotton Insect Pests in North Carolina Following Eradication Jack S. Bacheler	615
Potential for Expansion of the Boll Weevil Eradication Program Andrew G. Jordan	618
Boll Weevil Eradication: Planning for Participation W.A. Dickerson	620
Field Research Results on the Boll Weevil Bait Stick Gerald H. McKibben, James W. Smith, and Eric J. Villavaso	622
Spray Efficiency of Aerial Application of a Nuclear Polyhedrosis Virus in Area-Wide Treatment of Early Season Hosts of Bollworms/Budworms M.R. Bell and D.D. Hardee	624
State of the Art of Host Plant Resistance to Insects in Cotton Johnie N. Jenkins, W.L. Parrott, and J.C. McCarty	627
Status of Heliothis Resistance to Pyrethroids in US Cotton: A Report from PEG-US J.W. Mullins, S.L. Riley, C.A. Staetz, R.J. Marrese, B. Rogers, and B.J. Monke	634
Status of Pyrethroid Resistance in Tobacco Budworm and Bollworm in Louisiana Jerry B. Graves, B.R. Leonard, S. Micinski, D.W. Long, and E. Burris	634
Tobacco Budworm: Insecticide Resistance and Field Control in the Macon Ridge Region of Louisiana, 1990 B.R. Leonard, E. Burris, J.B. Graves, and Gary Elzen	642
Monitoring Pyrethroid Resistance Gene Frequencies in Male Tobacco Budworms from the Yaqui Valley of Sonora Mexico Jose L. Martinez-Carrillo.	649
Insecticide Resistance: The Myth of Single Gene Inheritance Michael J. Firko	651
Comparison of Topical and Vial Bioassays on Bollworm: Implications for Resistance Monitoring A. Schreiber and C.O. Knowles	654
Tolerance to Cypermethrin in Texas and Mississippi Tobacco Budworm: Genetic Analyses and Relationships Between LD50 Estimates and Observation Time. Michael J. Firko and D.A. Wolfenbarger	657
Heliothis Resistance Monitoring in the Cotton Belt: The next Steps Benjamin Rogers, Leroy S. Boykin, Robert G. Blenk, and Dan F. Clower	660
PIC-EM: A Decision Support System for Insecticide Selection R.O. Bowden, R.G. Luttrell, and W.S. Shin	663
Cotton Insect Control Recommendations: Diversity of Expert Opinion R.G. Luttrell, R.O. Bowden, and W.S. Shin	668
Yield Change Functions and Economic Injury Levels: Helicoverpa Zea Versus Heliothis Virescens Injury to Cotton: Dennis R. Ring and John H. Benedict	672
Distribution of Heliothis Moths from a C Release Point M.L. Laster, E.A. Stadelbacher, and D.D. Hardee	675
Field Evaluation of Naturalis Against the Boll Weevil: A Biorational Mycoinsecticide James E. Wright and Laurence D. Chandler	677
Small Plot Testing of a Radiation Resistant Strain of Boll Weevil E.J. Villavaso, W.L. McGovern, D.T. North, and J.W. Smith	680
Insecticide Resistance in Field Populations of Cotton Aphids and Relative Susceptibility of its Parasitoid Lysiphlebus Testaceipes D.L. Kerns and M.J. Gaylor	682
Population Dynamics of Aphis gossypii Glover P.J. O'Brien, B.R. Leonard, and J.B. Graves	686
Cotton Aphid Control and Management in Arkansas D.R. Johnson and G.E. Studebaker	689
Cotton Aphids: Control Trends Based on Small Plot Insecticide Trials in Mississippi Jack T. Reed and Robert R. Grant	691
Cotton Aphid: Insecticide Efficacy and an Assessment of its Damage to the Cotton Plant R.D. Bagwell, N.P. Tugwell, and M.L. Wall	693
Response of Cotton Aphids to Pyrethroids and Organophosphate Insecticide Applications H.R. Mitchell, L.D. Hatfield, and T.I. Flatt	696
Induction of Cotton Aphid Outbreaks by the Insecticide Sulprofos D.L. Kerns and M.J. Gaylor	699
Effects of Early Season Aphid Infestations on Cotton Yield and Quality under Dryland Conditions in the Texas Coastal Bend R.D. Parker and R.L. Huffman	702
Planting Date and Termination Date Effects on Pink Bollworm Management in Pima and Upland Cottons L.I. Terry, J. Silvertooth, and C. Summers	705
Pink Bollworm Population Development in Short and Long-Staple Cottons in Arizona T.J. Henneberry, C.C. Chu, and L. Forlow Jech	708
Pink, Bollworm: Populations One Year Following Initiation of a Short-Season Cotton System in the Imperial Valley, CA Chang-chi Chu, Richard C. Weddle, Robert T. Staten, Thomas J. Henneberry, and Stephen L. Birdsall	711
The Impact of Sweetpotato Whitefly, Bemisia tabaci, upon Cotton Quantity and Quality in California G.R. Ballmer, N.C. Toscano, and C. Adams	714
Cotton Varietal Susceptibility to Whitefly Infestation under Low Desert Conditions E.T. Natwick, C.C. Chu, and W. Laimgruber	715
Analysis of Boll Weevil Infestation Using a Geographic Infestation System L.R. Cox, J.W. Smith, and D.W. Parvin	718
Late-Season Parasitism of Boll Weevil in the Lower Rio Grande Valley of Texas K.R. Summy	720
Potential Larval Diet Devoid of Hemolymph for In Vitro Rearing of Bracon mellitor A.A. Guerra and K.M. Robacker	723
Evaluation of Catolaccus grandis (Burks) as a Biological Control Agent Against the Cotton Boll Weevil J.A. Morales-Ramos and E.G. King	724
Bacillus thuringiensis: Toxicity to Tobacco Budworms and Synergistic Interaction with Insecticides Frederick W. Plapp, Jr.	725
Investigations with Dipel ES and Dipel ES + Chemical Insecticide Mixtures for Control of Heliothis Spp. In Cotton in the United States and Australia L.V. Larson and H.M. Adair	727
Third Generation Bt's for Control of Heliothis in Cotton E.M. Hood	729
Baythroid plus Bolstar: A Customized Mixture for Resistance Management? J.W. Mullins and B.J. Monke	732
Performance of Curacron in Resistance Management Strategies K.D. Brown, Jr., W.W. Bachman, and D.V. Allemann	735
AC 303,630 - An Insecticide/Acaricide from a Novel Class of Chemistry J.B. Lovell, D.P. Wright, Jr., I.E. Gard, T.P. Miller, M.F. Treacy, R.W. Addor, and V.M. Kamhi	736
Characterization of Insecticidal Properties of Ac303,630 Against Tobacco Budworm, Heliothis virescens (Fabricius), Larvae M.F. Treacy, T.O. Miller, I.E. Gard, J.B. Lovell, and D.P. Wright, Jr.	738
Efficacy of AC 303,630 Against Insect Pests on Cotton: Summary of 1989-90 Field Trial Results R.A. Farlow, M.F. Treacy, T.P. Miller, S.E. Burkart, I.E. Gard	741
AC 801,757 (MK-239) Acaricide for Use in Cotton R.M. Gorrell, R. Kepner, and K. Umeda	743
Ovasyn 1.5e Test Results and Field Observations on Insecticide Resistance in Northeast Louisiana E. Burris, B. Roger Leonard, and Jerry B. Graves	745
Effectiveness of Selected Ovicides Against the Bollworm-Tobacco Budworm Complex on Cotton John A. DuRant	748
Influence of Aerial Application Parameters on Control of Tobacco Budworm -- Progress Report I.W. Kirk, V.S. House, and L.F. Bouse	750
New Ideas for Screening Insecticides on Squaring Cotton in the Greenhouse and in Field Trials J.N. All and L.P. Guillebeau	756
Chemigation Methodology for Management of Cotton Insect Pests L.D. Chandler, G.A. Herzog, H.R. Sumner, and C.C. Dowler	757
The Effects of Various Diluents and Insecticide Rates on Mortality of Susceptible and Resistant Heliothis virescens Larvae W.P. Scott, A.T. Womac, and J.E. Mulrooney	760
Effects of Co-Application of Urea Solutions and Insecticides on Chemical Deposition and Biological Activity D.W. Long, J.B. Graves, B.R. Leonard, E. Burris, L.M. Southwick, and D.C. Rester	762
The Effect of Penetrator® and Penetrator Plus® on Pesticide Deposition, Evaporation, and Foliage Residue in Cotton Marion E. Farris	768
Cotton Insect Pest Management Demonstrations in the Louisiana Delta of Tensas Parish During the 1980's J.L. Baldwin and C.B. James	772
Management of Boll Weevil Using Insecticide Combinations G.E. Studebaker and D.R. Johnson	774
Beet Armyworm Populations in Cotton Treated with Diflubenzuron and Cyhalothrin for Helicoverpa Spp. Control Michael J. Gaylor and L.C. Graham	775
Beet Armyworm Control in South Carolina M.J. Sullivan, S.G. Turnipseed, and T.W. Smith	777
Soil Applied Systemic Insecticide, Performance on Dryland Cotton in the Texas Coastal Bend: A Seven Year Summary Roy D. Parker and Raymond L. Huffman	778
Laboratory Evaluation of Insecticides for the Boll Weevil Bait-Stick Formulation D.A. Wolfenbarger and G.H. McKibben	781
Influence of Early Season Intrafield Differences in Height of Cotton Plants on Oviposition of Heliothis Spp. (Lepidoptera: Noctuidae) G.W. Videla and J.C. Schneider	783
Cloning the Gene for Diapause Protein in Pink Bollworm T.A. Miller and M.S. Salama, and L.P. Schouest	785
Comparative Boring Behavior and Damage Potential, of the European Corn Borer and Cotton Bollworm on Cotton Bolls P.C. Ellsworth and J.R. Bradley, Jr.	787
Managing Parasitoids for Control of Heliothis and Helicoverpa Species J.E. Powell, M.L. Laster, and D.D. Hardee	790
Spider Mite Control in the Texas Blacklands W.C. Langston	792
Effect of Microencapsulated Curacron on Tobacco Budworm in Greenhouse Grown Cotton M.A. Latheef	793
Toxicity of Larvin Brand Thiodicarb to Helicoverpa Virescens Larvae Collected from Six Sites in the USA H.M Ayad, J.H. Hope, and T.A. Sullivan	796
Evaluation of Ovicidal Activity of Karate Against Heliothis spp. Eggs on Cotton S.H. Newell, C.V. Greeson, R.P. Rose, D.H. Anderson, S.D. Watkins, J.A. DuRant, B.R. Leonard, and S. Hopkins	799
A Rapid Technique for Measuring Differences in Susceptibility to Pyrethroids in Populations of Lygus Hesperus Knight J.J. Knabke and C.A. Staetz	800
Early Planted Cotton as Trap Crop Reduced the Cost of Boll Weevil Control James W. Chiles and J. Larry Chiles	802
Seasonal Occurrence of Aphids in Aerial Samples and Cotton in the Brazos River Valley of Texas Juan D. Lopez, Jr., John L. Goodenough, Ken R. Beerwinkle, and Manya B. Stoetzel	803
Further Evaluation of Heliothis Resistance to Insecticides Gary W. Elzen	803
Field Trials in Cotton of Buprofezin, Fenpropathrin, Acephate, and Natur'l Oil Against Sweetpotato Whitefly, Bemisia tabaci D.R. Akey and D.N. Byrne	804
Utilization of Plant Mapping to Determine Location of Damage to Cotton by F2 and F3 Generation Bollworm and Tobacco Budworm M.E Roof, J.A. DuRant, W.M. Thomas, and S.H. Roach	804
Early Season Control of Heliothis Virescens in South Carolina S.G. Turnipseed, M.J. Sullivan, and A.R. Wenck	805
Helicoverpa and Heliothis Control with Javelin WG® R.L. Ratliff, K.L. Smith, and J.R. Payne	805
Comparison of Squaring Rates of Three Cotton Cultivars During Four Levels of Simulated Square Loss Gary L. Lentz	806
Karate 1EC and .6EC Formulations Evaluated for Heliothis Control on Cotton J.N. Lunsford, S.H. Newell, J.R. Moody, and L.S. Boykin	806
Temporal Patterns of Bollworm and Tobacco Budworm Male Captures in Traps Baited with Virgin and Synthetic Pheromones K.R. Beerwinkle, J.D. Lopez, Jr. and J.A. Witz	807
Status and Proposed for Use of Insect Parasitoids and Predators in Management of Cotton Insect Pests Edgar G. King
COTTON PHYSIOLOGY CONFERENCE
Influence of Crop Maturity Level on Late Season Cotton Lint Production D.F. Wanjura, J.R. Mahan, and D.R. Upchurch	811
Studies on Cotton "Leaf Burn" Syndrome in the Imperial Valley, CA C.C. Chu, D.H. Akey, and T.J. Henneberry, and B.D. Deeter	815
Cotton Root Growth in Conventional vs Reduced Tillage Systems. Daniel J. Lawlor, Juan A. Landivar, and Joe Vasek	817
Cotton Growth in the Presence of a Seedling-Disease-Complex Biocontrol and Sub-Optimal Temperatures Judith M. Bradow	820
Topological Aspects of Respiratory Activity in Cotton W. Gensler	825
The Effects of Irrigation Frequency and Amount on the Phenology and Lint Yield of Cotton in a Semiarid Climate R.J. Lascano, J.R. Gannaway, and W.M. Lyle	829
Photosynthetic Response of Pima Cotton to Temperature and Carbon Dioxide Enriched Environment G.W. Wall, K.R. Reddy, J.M. McKinion, N.C. Bhattacharya, S. Bhattacharya, and H.F. Hodges	831
Water Potential of Cotton Grown under Optimal and Limiting Levels of Water in Free Air CO2 Enriched Environment N.C. Bhattachaya, J.M. McKinion, P. Gowda, G. Huluka, N.K. Sinha, D.R. Hileman, B.A. Kimball, B. Lynch, A.A. Hosny, M.H. Abdel-Al, and M.S. Ismail	834
Evaluation of Performance and Differences among Cotton Cultivars, Using Plant Map Data Juan A. Landivar, Craig Crenshaw, Daniel J. Lawlor, and Joe Vasek	836
Further Evaluation of GOSSYM-COMAX in Arkansas and Tennessee T.C. Keisling, P.B. Hoskinson, D.D. Howard, R.L. Maples, and Clay Owens	836
Metabolism and Growth of Photosynthetic Cotton Seedlings under Sub-Optimal Temperature Conditions Judith M. Bradow and Wayne E. Marshall	837
Data Base for Validation of a Pima Cotton Model N.C. Bhattacharya, E.L. Turcotte, J.M. McKinion, K.R. Reddy, H.F. Hodgeb, G.W. Wall, and S. Bhattaebarya	837
Drought Effects on Photosynthesis of Short-Season Cotton Cultivars T.J. Gerik and K.L. Faver	838
Water Relations of Developing Cotton Fruit and Adjacent Organs M.W. van Iersel and D.M. Oosterhuis	838
Ovary Carbohydrates and Subsequent Flower Abscission J.J. Heitholt and J. R. Schmidt	839
Leaf Anatomical and Gas Exchange Differences Between Cotton Leaftype Isolines W.T. Pettigrew, J.J. Heitholt, and K.C. Vaughn	839
Root Dynamics and Solute Accumulation During Water-Deficit Stress and Recovery in Cotton R.A. Ball, D.M. Oosterhuis, and A. Mauromoustakos	840
2,4-D Resistant Transgenic Cotton Norma L. Trolinder, Jerry Quisenberry, Chris Bayley, Celeste Ray, and David Ow	840
Effect of Temperature on Pima Cotton Growth and Development K.R. Reddy, J.N. McKinion, G.W. Wall, N.C. Bhattacharya, E.F. Hodges, and S. Bhattacharya	841
Growth Response of Pima Cotton to CO2 Enrichment During Vegetative Period J.M. McKinion, K.R. Reddy, G.W. Wall, N.C Bhattacharya, H.P. Hodges, and S. Bhattacharya	842
Enhanced Stomatal Conductance in High-Yielding Pima Cotton Lines Is Expressed in the Field Zhenmin Lu, John W. Radin, Edgar L. Turcotte, and Eduardo Zeiger	842
Selection of Temperature Resistant Cell Lines of Cotton and Regeneration of Plants Norma L. Trolinder, Jiying Huang, and Candace Haiglar	843
Enhanced Photosynthesis and Stomatal Conductance of Pima Cotton Bred for Increased Yield Katrina Cornish, John W. Radin, Edgar L. Turcotte, Zhenmin Lu, and Eduardo Zeiger	843
Effect of Plant Population and Variety on Cotton Fruiting Profile D.S. Guthrie	844
Heat Shock Induced Protein Synthesis in Pima Cotton Leaves Exposed to Long Term Temperature Stress and Enriched CO2 Environment S. Bhattacharya, D.S. Luthe, N.C. Bhattacharya, J.M. McKinion, R.R. Reddy, G.W. Wall, S.M. Bridges, and H.F. Hodges	844
Inhibition of Cotton Seedling Growth by Lisa Cover Crop Residues Judith M. Bradow	845
ABA and IAA Concentrations in Cotton Leaves in Relation to Fruiting Gene Guinn and D.L. Brummett	845
The Effects of Aerial Carbon Dioxide Enrichment and Temperature on Root Growth in Cotton V.R. Reddy, K.R. Reddy, and M.C. Acock	846
Response of Field-Grown Cotton to Irrigation with CO2-Saturated Water Jack R. Mauney
The Effect of Infestation Dates and Levels of Tobacco Budworm on Yield Cotton William L. Parrott and Johnie N. Jenkins
The Effects of Carbon Dioxide Enrichment and Temperature on Growth and Photosynthesis of Cotton V. R. Reddy, K. R. Reddy, and B. Acock
Autocorrelation of Observed Andsimulated Weather Variables James H. Siefker, James McKinion, and Juan A. Landivar
Stage Specific Effect of Severe Drought on Storage Protein SDS-Page Patterns in Radicals of Developing Cotton Seeds Eugene L. Vigil and Tung K. Fang
COTTON QUALITY MEASUREMENT CONFERENCE
How Could HVI Testing Be Improved to Meet the Current Requirements of the Spinning Industry ? H.V. Shaw and L. Grady	849
Some Optical Response Characteristics of the Spinlab HVI System to Cotton Fiber Fineness K.E. Duckett, R.S. Krowicki, and D.P. Thibodeaux	851
Categorizing Cotton Trash Shapes Using Video Imagery M.A. Lieberman and Z.Y. Zhao	854
Progress Report on the Relationship Between Fiber Quality and Seed Quality as Affected by Drought Stress E.L. Vigil, T.K. Fang, D.P. Thibodeaux, E. Conkerton, O. Hinojosa, and T. Evans	859
Linking FMT to HVI Strength Measurements Robert A. Taylor	864
Improved Strength Measurements by the Integration of HVI and FMT Instruments Geoffrey Wilde	870
Additional Observations on Cotton Lint Sugar Levels and Minicard Stickiness D.L. Shaw and H.H. Perkins, Jr.	873
An Update on New Chemical Test Methods to Detect Dye Resistant Neps in Raw Cotton M.D. Watson, F.L. Carter, and A.E. Cloninger, Jr.	878
Determining Cotton Short-Fiber Content from the Shape of the Length Distribution of Longer Fibers Kearny Q. Robert	880
Fineness/Immaturity Determinations on a Series of International Cottons Using Airflow Method K.E. Duckett, J. Cain, R.S. Krowicki, and D.P. Thibodeaux	887
Cotton Fiber Friction: Role, Theory, and Measurement Yehia E. El Mogahzy and Roy N Broughton	889
Fiber Breakage in Cotton Processing: Part I - A Model Kearny Q. Robert and Lawrence J. Blanchard	894
Reducing HVI Strength Variability by Sensing Humidity R.A. Taylor., R.S. Brown, and L.C. Godbey	898
HVI Fiber Sampling: Motion Control R.S. Krowicki, J.M. Hemstreet and D.P. Thibodeaux	898
Reducing Instrument Differences for HVI Strength L.C. Godbey, R.A. Taylor, and R.S. Brown	898
Improved Techniques for Analyzed Fiver Bundle and Yarn Tenacity Data L.B. Deluca and D.P. Thibodeaux	899
Evaluation of Two Acala Cottons Differing Only in Fiber Maturity by Analysis of Yarn Tensile Data for a Wide Range of Sizes and Twist Factors L.B. Deluca and D.P. Thibodeaux	899
Effect of Varying Clamping Pressure of Bundle Tenacity Measurements J.M. Hemstreet, R.S. Krowicki, and D.P. Thibodeaux	899
Results of a Three Year Study of Cotton Color Grade as Related to Quality O. Hinojosa and D.P. Thibodeaux	900
Fruiting Sites in Cotton: Seed Quality E.J. Conkerton, D.C. Chapital, H.F. Marshall, JR., G.R. Schneider, and J.N. Jenkins	900
Physical and Chemical Mechanisms in the NIR Spectroscopy and Arealometer Measurements of Cotton Maturity and Fineness Joseph G. Montalvo, Sherman E. Faught, and Steven M. Buco
Comparison of Length Distribution Measurements Produced by AFIS and Suter-Webb Arrays, with Emphasis on Short Fiber Content Charles K. Bragg, Fredrick M. Shofner, and Massood A. Khan
Estimation of Single Fiber and Small Bundle Tensile Properties from HVI Bundle Load-Elongation Diagrams Moon W. Suh and Charles K. Bragg
Comparison of Fineness and Maturity Distributions Produced by AFIS and Image Analysis Methods Oscar Hinojosa, Youe-Tsyr Chu, Devron P. Thibodeaux, and Fredick M. Shofner
COTTON SOIL MANAGEMENT AND PLANT NUTRITION CONFERENCE
Effects of Rates of Broiler Litter on Cotton Production C.H. Burmester, C.W. Wood, and C.C. Mitchell	903
Cotton Fruiting Patterns as Affected by Nitrogen Rate and Pix - Preliminary Evaluation with COTMAP Randal A. Welch and M. Wayne Ebelhar	905
Upland Cotton Responses to Ca-Stimulated Ammonium Absorption N. Waissman Assadian and L.B. Fenn	906
Cotton Yield Response to Calcium-Nitrogen Fertilization Jerry H. Stoller	909
Cotton Responses to and Nitrogen Applications in the Texas Prairie T.C. Knowles, B.W. Hipp, and W.C. Langston	913
Cotton Yields under Trickle Irrigation with Varying Water and Nitrogen Levels T.E. Buscha and J. Henggeler	916
Phosphorus Fertilizer Rate Effects on Cotton Yield on an Alkaline-Calcareous Soil J.E. Matocha and R.O. Wilde	917
Interaction of Potassium Rates, Placement, and Varieties Gordon R. Tupper, Robert R. Bridge, and M. Wayne Ebelhar	919
Cotton Response to the Deep Placement of Potassium on Alabama Soils G.L. Mullins, C.H. Burmester, and D.W. Reeves	922
Potassium and Nitrogen Rate Interactions Gordon R. Tupper, M. Wayne Ebelhar, and H.C. Pringle III	925
Influences of Sulfur on Cotton Yield on a Sandy Soil H.J. Hascagni, Jr., W.B. Sabbe, R.L. Maples, M.E. Terhune and W.N. Miley	928
Tillage and Traffic Effect on Cotton Yield and N Requirement H.A. Torbert and D.W. Reeves	931
The Effects of Deep Tillage on Lint Yields and Fiber Quality of DPL 90 Cotton in South Texas Stephen D. Livingston and Terry A. Lockamy	936
Nutrient Uptake by Cotton: A Review Steven C. Hodges	938
Long Term Effects of Nitrogen Application to Soil Properties W.H. Baker, R.L. Maples, and J.J. Varvil	941
Cover Crop and N Fertility Effects on Cotton P.J. Bauer, S.H. Roach, and J.J. Camberato	941
Characterization of Solute Leaching and Nitrogen Management in Irrigated Cotton Jeffrey C. Silvertooth, Joel E. Malcuit, and Don R. Howell	942
Foliar Fertilization with Potassium Nitrate in Cotton D.M. Oosterhuis, W.N. Miley, R. Maples, and S.D. Wullschleger	942
The Benefits of a Starter Fertilizer High in Phosphate That Can Be Sprayed on the Leaves of Seedling Cotton James W. Chiles and J. Larry Chiles	943
User-Specified Rules for Crop Management in GOSSYM-COMAX S.M. Bridges, C. Higginbotham, and J.M. McKinion	943
Investigation of Nitrogen Management for Narrow-Row Cotton in the Mississippi Delta M.Wayne Ebelhar, Randal A. Welch, and Gordon R. Tupper	944
Summary of Starter Fertilizer Research in the Mississippi Delta M. Wayne Ebelhar, Gordon R. Tupper, and Randal A. Welch	944
Foliar Fertilization on Texas High Plains Cotton C.W. Bednarz, M.G. Hickey, and N.W. Hopper	945
Seasonal Uptake and Partitioning of Nitrogen by Cotton G.A. Breitenbeck and D.J. Boquet	945
Florida Cotton Weed Survey Barry J. Brecke	950
North Carolina Cotton Weed Survey Alan C. York	950
Documentation of Weed Infestations in Texas Southern High Plains Cotton J.W. Keeling and J.R. Abernathy	951
Carryover Potential of KIH-8921 on Rotational Crops R.E. Frans, D.L. Jordan, D.H. Johnson, R.E. Talbert, and W.G. Johnson	952
Economics and Efficacy of Herbicides Applied Postemergence Directed in Cotton D.L. Jordan, R.E. Frans, and M.R. McClelland	954
Pre and Postemergence Activity of PE-350 on Weeds in Cotton Clyde C. Dowler	957
Effects of DPX-PE350 on Weed Control and Cotton Growth and Yield C.T. Bryson, C.E. Snipes, and D.R. Shaw	957
Cotton Weed Control with DPX-PE350 "A Southern Perspective" W.H. Mitchell	958
Effect of In-Furrow Insecticides on Cotton Response to Scepter and Pursuit A.C. York, F.T. Corbin, and F.R. Walls, Jr.	958
Thimet Safens Cotton from Command Injury D.R. Guathle, B.D. Sims, and J.L. House	959
New Low-Volume Application Technology for Purple Nutsedge Control G.D. Wills, C.T. Bryson, and J.E. Hanks	959
Cotton Response to Clomazone N.W. Buehring and D.B. Reginelli	960
Controlling Problem Weeds with Command in Louisiana Cotton P.R. Vidrine and S.H. Crawford	960
Sprinkler Irrigation Application of Dinitroaniline Herbicides in Conservation Tillage Cotton J.M. Keeling, K.W. Logan, and J.R. Abernathy	961
Tolerance of Common Cocklebur Biotypes to MSMA M.G. Patterson and T.V. Hicks	961
Preplant Weed Control Options for Fallow Bed Cotton Stephen H. Crawford and R. Keith Collins	962
Weed Management Systems for Georgia Cotton John W. Wilcut	962
Herbicide Systems for Johnsongrass Control H.R. Hurst	963
Paraquat: Cotton Harvest Aid Alone and in Tank Mixture S.A. Harrison, M.S. Leetch, and D.H. Anderson	963
Defoliation and Desiccation of Pitted Morningglory in Cotton with Harvest Aids L.H. Harvey, E.C. Murdock, G.S. Stapleton, and J.E. Toler	964
Effectiveness of Norflurazon and Prometryn Combinations for Preemergence Control of Annual Morningglory K.L. Smith and J.M. Chandler	964
Effects of Over-The-Top Cotoran and Probe on Cotton Yield and Lint Quality B.D. Sims, D.R. Guethle, and J.L. House	965
The Influence of Tillage on Deltapine 50 Cotton as Detected by Plant Mapping Phillip E. Hoskinson and Donald D. Howard
COTTON WEED SCIENCE RESEARCH CONFERENCE
Report on the 1990 Cotton Weed Loss Committee John D. Byrd, Jr.	949
JOINT SESSION: COTTON ENGINEERING-SYSTEMS CONFERENCE AND COTTON GINNING CONFERENCE
Converting Cotton Gin Trash into Useable Energy - Technical and Economical Considerations C.B. Parnell, Jr., W.A. LePoril, and S.C. Capareda	969
Condenser Coverings to Reduce Gin Emissions E.P. Columbus and W.S. Anthony	973
Feeding Requirements for the Cage Gin Wayne A. LePori, Dennis S. Findley, Jr., and Lambert H. Wilkes	976
Moisture Transfer of Cotton Bales Covered with Experimental Bagging W. Stanley Anthony and Douglas J. Herber	978
Roller Ginning of Midsouth Grown Cottons: A Progress Report Gino J. Mangialardi, Jr.	981
The Effect of Bark Concentration on Processing Efficiency in Rotor Spinning C.K. Bragg, C.L. Simpson, A.D. Brashears, and R.V. Baker	986
Effects of Rib Gap Spacing on Cotton Quality S.E. Hughs and J.D. Bargeron	990
Survey of Cotton Gin Trash Disposal Practices and Preferences in the Midsouth J. Alex Thomasson, W. Stanley Anthony, and Eugene P. Columbus	993
The Influence of Low Temperature and Desiccator Drying on Cotton Donald E. Brushwood	997
Experience with Dryer Control Based on Infrared Moisture Meters R.K. Byler and W. Stanley Anthony	1000
Cage, Saw and Roller Ginning with Five Varieties of Cotton L.H. Wilkes, W.A. LePori, D.S. Findley, and W.F. Lalor	1003
Experience with Color/Trash Meters in Cotton Gins: A Progress Report W. Stanley Anthony	1007
JOINT SESSION: COTTON IMPROVEMENT CONFERENCE AND COTTON PHYSIOLOGY CONFERENCE
An Evaluation of Five Foliar Applied Products to Enhance Yields of DPL 50 Cotton Stephen D. Livingston, Darwin A. Anderson, and Bradley P. Cowan	1011
Pix® and Foliar Fertilizer Effects in Far West Texas Cotton Production Charles Stichler	1015
Sequential Low-Dose Applications of Pix: A Four Year Summary B.L. Weir, R. Vargas, R.A. Roberts, D. Munier, L.L. Ede, Thomas A. Kerby, Kater Hake, and Stephanie Johnson Hake	1017
Cotton Fruiting Response to Early Season Ethephon Applications L.N. Namken and E.G. King	1019
Impact of Prep® Timing on Yield and Lint Quality E.D. Vories, C.M. Bonner, D.M. Oosterhuis, and R.E. Glover	1024
Effects of Monensin and Tunicmiycin on Fiber Development In Vitro Gayle H. Davidonis	1026
Characterization of Fiber Wall Components B.A. Triplett and T. Smith	1026
Genotype Independent Regeneration of Cotton from Shoot Apical Meristem Jean Gould, Sharon Banister, Osamu Hasegawa, Michael Fahima and Roberta H. Smith	1026
Magnetic Resonance Imaging of Developing Cotton Fiber J.M. Brown and J.D. Timpa	1027
An Ultrastructural Analysis of the Elongation Mechanism in Young Cotton Fibers Robert W. Seagull	1027
Differential Expression of a Vacuolar H+-ATPase During Cotton Fiber Development T.A. Wilkins	1028
Cotton Yield and Nutrient Uptake as Affected by Fix and Rate and Time of Nitrogen Application T. Ran, J.T. Cothran, and F.M. Hons	1028
Temperature and Water Stress Effects on Cotton Fiber. I. Growth and Production Pamela O'Nell, Judy D. Timpa, and Barbara A. Triplett	1029
Effects of Cycling Temperatures on Cotton Fiber Development W. Xie, C.H. Haigler, J.Y. Huang, and N.L. Trolinder	1029
Temperature and Water Stress Effects on Cotton Fiber.II. Molecular Composition and Fiber Strength Judy D. Timpa, Barbara A. Triplett, and S. Haig Zeronian	1030
Effects of Cycling Temperatures on Cotton Fiber Metabolism E.M Roberts, R.R. Nunna, C.H Haigler, and N.L. Trolinder	1030
Fiber Development of Ligon Lintless-2 Mutant of Cotton Gossypium hirsutum L. R.J. Kohel and C.R. Benedict	1031
Gene Expression in Cotton Fiber: Molecular Analysis of Fiber Specific MRNAS Maliyakal E. John
The Effect of Pix on Cotton under Varying Water and Nitrogen Conditions Anthony Trent and V.R. Reddy
Polymer Characteristics of Crystalline Cellulose from Secondary Walls of Cotton Fibers C.R. Benedict, Russell J. Kohel, and Gay M. Jividen

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Document last modified Sunday, Dec 6 1998