Agroecological aspects of perfection of protection of peas from harmful organisms in modem conditions
2008
Demkin, V.I. | Esaulko, А.N. | Demkin, А.V., Stavropol State Agrarian Univ. (Russian Federation)
It is submited the data on number in crops o fpea phytophages wreckers of peas depending on entering various norms of fertilizers. Are submitted entomophages — parasites of wreckers of peas and the opportunity of regulation is shown by them to number of phytophages. Comparative stability of modern grades of peas with usual type of a sheet and mousiached type of a sheet to wreckers is described. Biological efficiency modern insectisedes is shown. It is recommended to cancel chemical processings on peas at a parity (ratio) entomophags: a pea plant louse, as 1:25—30. At cultivation of peas sowimg it is expedient to use steady against wreckers of the grades Status, Ligovskij 63, Pharaon, Legion. Preparations are most effective against Curculionidae and plant louses: BI-58 New, Fufanon, Fuzalon, Aktara.
اظهر المزيد [+] اقل [-]الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
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