Balloonvine Biology and Control in Soybeans - Auburn University ...
Balloonvine Biology and Control in Soybeans - Auburn University ...
Balloonvine Biology and Control in Soybeans - Auburn University ...
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CONTENTS<br />
INTRODUCTION .. .........................................<br />
Page<br />
3<br />
Classification, Description, <strong>and</strong> Distribution ........... 6<br />
Germ<strong>in</strong>ation <strong>and</strong> Seed Longevity ..................... 6<br />
Chemical <strong>Control</strong> ...............................<br />
MATERIALS AND METHODS .......... 7. ......................<br />
Germ<strong>in</strong>ation Tests..................................<br />
Moisture Stress ..................................<br />
Temperature ..................................<br />
7<br />
7<br />
7<br />
8<br />
8<br />
Scarification .................................. 8<br />
Oxygen ........................................<br />
8<br />
Growth <strong>and</strong> Development........................... 8<br />
Plant<strong>in</strong>g Depth .................................. 9<br />
Soil pH .........................................<br />
9<br />
Soil P <strong>and</strong> K ........... .................... 9<br />
<strong>Biology</strong> .............................<br />
Competition with <strong>Soybeans</strong> ....................... 10<br />
Herbicide Evaluation..............................10<br />
Soil-applied Herbicides ............................ 10<br />
Foliar Applications: Herbicides, Rates, <strong>and</strong><br />
Times of Application ............................<br />
Foliar Applications: Acifluorfen <strong>and</strong> Bentazon<br />
Rates <strong>and</strong> Frequency...........................11<br />
11<br />
<strong>Balloonv<strong>in</strong>e</strong> <strong>Control</strong> Systems ..................... 12<br />
RESULTS AND DISCUSSION ................................. 12<br />
Germ<strong>in</strong>ation Tests ................................. 12<br />
Scarification ....................... ............... 12<br />
Oxygen ............ ........................<br />
Moisture Stress .................................<br />
13<br />
13<br />
Temperature .................................<br />
Growth <strong>and</strong> Development..........................15<br />
Plant<strong>in</strong>g Depth ................................. 15<br />
Soil pH .................. . ..................... 16<br />
Soil P <strong>and</strong> K ............. ...................... 16<br />
<strong>Biology</strong> ........................................<br />
Competition with <strong>Soybeans</strong> ........................ 19<br />
Herbicide Evaluation ............................. 19<br />
Soil-applied Herbicides ........................... 19<br />
Foliar Applications: Herbicides, Rates, <strong>and</strong><br />
Times of Application ........................... 20<br />
Foliar Applications: Acifluorfen <strong>and</strong> Bentazon<br />
Rates <strong>and</strong> Frequency ........................... 20<br />
<strong>Balloonv<strong>in</strong>e</strong> <strong>Control</strong> Systems ...................... 20<br />
SUMMARY .................................................. 27<br />
LITERATURE CITED .............. ........................... 28<br />
APPENDIX .......................................................<br />
29<br />
FIRST PRINTING 3M, MARCH 1983<br />
Information conta<strong>in</strong>ed here<strong>in</strong> is available to all persons<br />
without regard to race, color, sex, or national orig<strong>in</strong>.<br />
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14<br />
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