Canopy Management - Viticulture Iowa State University
Canopy Management - Viticulture Iowa State University
Canopy Management - Viticulture Iowa State University
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Number<br />
0.6<br />
0.5<br />
0.4<br />
0.3<br />
0.2<br />
0.1<br />
0<br />
Beneficial Insects–Apples<br />
Sprayed with Surround<br />
Control<br />
Surround<br />
Surround + A.M. balls<br />
Spider on grape<br />
(Frey Vineyards)<br />
Beneficial insects were not harmed by kaolin clay sprays.
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