Insect Pest Management in Virginia Cotton, Peanut, and Soybean
Insect Pest Management in Virginia Cotton, Peanut, and Soybean
Insect Pest Management in Virginia Cotton, Peanut, and Soybean
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Table 54. St<strong>and</strong> counts <strong>and</strong> thrips <strong>in</strong>jury rat<strong>in</strong>gs, PT11-THP-Syngenta-1. Tidewater AREC, Suffolk, VA, 2011.<br />
Plants/40 row<br />
ft 1 Thrips <strong>in</strong>jury rat<strong>in</strong>g 2<br />
# Material Rate May 19 May 24 May 31 Jun 9 Jun 15<br />
1 Untreated 56.4 a 3.50 a 5.63 a 6.38 a 5.50 a<br />
2 Cruiser 70WS 1 oz/cwt 47.8 b 1.06 bc 3.44 b 4.38 b 4.63 b<br />
3 Dynasty PD 4 oz/cwt 53.8 ab 3.50 a 5.50 a 6.38 a 4.56 b<br />
4 Dynasty PD 4 oz/cwt<br />
52.3 ab 0.81 d 3.00 c 4.50 b 4.38 b<br />
+ Cruiser 70WS 1 oz/cwt<br />
5 A17461 4 oz/cwt 53.4 ab 1.13 b 2.63 c 3.94 c 4.50 b<br />
6 Dynasty PD 4 oz/cwt<br />
52.9 ab 0.88 cd 2.94 c 3.56 d 4.50 b<br />
+ Cruiser 5FS 1 oz/cwt<br />
7 Dynasty PD 4 oz/cwt<br />
49.0 b 0.75 d 1.56 d 0.69 e 0.63 c<br />
+ Thimet 20G 5 lb/A<br />
8 Dynasty PD 4 oz/cwt<br />
28.1 c 0.69 d 1.13 e 0.50 e 0.56 c<br />
+ Temik 15G 7 lb/A<br />
LSD 6.46 0.23 0.39 0.29 0.44<br />
Means with<strong>in</strong> a column followed by the same letter(s) are not significantly different (Protected LSD, P=0.05).<br />
1 Based on sampl<strong>in</strong>g all plants <strong>in</strong> rows 1 <strong>and</strong> 2 of each plot.<br />
2 Thrips <strong>in</strong>jury rated on a 0-10 scale, 0 = no <strong>in</strong>jury <strong>and</strong> 10 = dead plants. <strong>Peanut</strong> was planted on May 6.
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