Insect Pest Management in Virginia Cotton, Peanut, and Soybean

Table 33. External damage and larval counts per 40 terminals, squares, and bolls on August 10, CT11-BW3. Tidewater
AREC, Suffolk, VA, 2011.
Damaged
terminals (per 40)
Larvae in 40
terminals
Damaged squares
(per 40)
Larvae in 40
squares
Damaged bolls
(per 40)
Larvae in 40 bolls
Not
Not
Not
Not
Not
Not
# Variety Protected protected Protected protected Protected protected Protected protected Protected protected Protected protected
1 PHY 375 WRF 0.50 1.00 0.00 0.25 0.00 0.00 0.00 0.00 0.25 0.00 0.00 0.00
2 PHY 315 RF 0.25 4.25 0.25 1.00 0.00 0.25 0.00 0.00 0.50 2.75 0.25 1.00
LSD NS NS NS NS NS NS NS NS NS NS NS NS
Means within a column followed by the same letter(s) are not significantly different (Protected LSD, P=0.05).
Treatment means (Aug 10) Terminal damage Terminal larvae Square damage Square larvae Boll damage Boll larvae
1. With insecticide 0.375 0.125 0.000 0.00 0.375 0.125
2. Without insecticide 2.625 0.625 0.125 0.00 1.375 0.500
LSD NS NS NS NS NS NS
Variety mean (Aug 10) Terminal damage Terminal larvae Square damage Square larvae Boll damage Boll larvae
1. PHY 375 WRF 0.75 0.125 0.000 0.00 0.125 a 0.000
2. PHY 315 RF 2.25 0.625 0.125 0.00 1.625 a 0.625
LSD NS NS NS NS 1.719 NS
Split plot analysis (Aug 10) Terminal damage Terminal larvae Square damage Square larvae Boll damage Boll larvae
Treatment 0.1123 0.3534 0.3910 1.00 0.1612 0.3910
Variety 0.3091 0.2528 0.3559 1.00 0.0475 0.1466
Treatment x variety 0.2425 0.5504 0.3559 1.00 0.0839 0.3559