Efficacy and economic returns from various insecticide combinations applied for tobacco budworm control in the Brazos River Valley.
1988
ROBINSON, J. R. C. | LACEWELL, R. D. | PLAPP JUNIOR, F. W. | CAMPANHOLA, C. | TEETES, G. L. | L. R. C. ROBINSON, TEXAS A&M UNIVERSITY, COLLEGE STATION; R. D. LACEWEELL, TEXAS A&M UNIVERSITY, COLLEGE STATION; F. W. PLAPP JUNIOR, TEXAS A&M UNIVERSITY, COLLEGE STATION; CLAYTON CAMPANHOLA, CNPMA - EMBRAPA; G. L. TEETS, TEXAS A&M UNIVERSITY, COLLEGE STATION.
A field efficacy evaluation revealed significant differences in efficacy among a few of the numerous insecticides or combinations of insecticides applied for Heliothis spp. control. An increasing proportion of made up this field population during the test period. Partial budgeting revealed that the net returns from applying any treatment were directly proportional to the resulting yield obtained from that treatment.
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