Effect of plant protection technics in hop plantation on efficiency of protection and natural environment pollution
2002
Stasiak, M. | Samon, Z. (Institute of Soil Science and Plant Cultivation, Pulawy (Poland). Dept. of Breeding and Production of Special Crops)
The research was done with qualified equipment on top and bottom side of leaves on a height from 2 to 6.5 m. It was confirmed that using the trapezium cap considerably improves conditions of hop sprayers with pomicultural sprayer. In order to minimalize the harms which occurred while drifting, three external lines should be splashed with half of cap of sprayer switched on and with stream of air directed to plantation interior. The intervention ahould be made with the speed of wind smaller than 2 m per s
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