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Information × Registration Number 0206U002934, 0104U007982 , R & D reports Title To establish the rules of the development of a cherry fly and to create the mechanisms of the regulation as to the number of this insect in the industrial plantations of cherries and sweet-cherries in the Central Forest-Steppe Zone of Ukraine, aimed at the receiving of the potential yield at least 150 centner/ hectare. popup.stage_title Head Chomenko I., Registration Date 21-03-2006 Organization Mliyvsky Institute of Horticulture Name L.P.Symirenka popup.description2 The accountent has been written on 16 pages, it includes 3 tables, the list of literature - 16 sources. The objects of research work - cherry fly.The aim of investigations is to determine the biological peculiarities of the development of a cherry fly in cherry and sweet cherry plantations. as well as to perfect the existing nowadays "Complex system" (Kyiv, 1991) dealing with profection of drupaceous crops from towis insect. The methods of investigations are field, mathematical statistics. It has been determined, that 80-85% of grubs of a cherry fly are on the depth 2-5 cm, the beginning of the mass flight imago takes place since 7-th till the 21-th of May. The period from the beginning of the mass egglaying to the beginning of the grubs rebirth under natural conditions is 6 days. The development of grubs in fruits takes place for 18-20 days. The injuring of fruits of cerry-trees and sweet-cherry trees is not more than 4,5-10,5% while using the preparation Acctellic 500 EC with the norm 1-1,2 l/hectare. The results of the complete research investigations will be used in horticuture. KEY WORDS: CHERRY FLY, GRUB, NUMBER, CHERRY,SWEET CHERRY, IMAGO, PREPARATION. Product Description popup.authors popup.nrat_date 2020-04-02 Close