Pashchenko V. Harmfulyess and disribution in Ukraine the main insect pests of the pea and forecast of probable losses of yield jf the base jf their density

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0400U001984

Applicant for

Specialization

  • 03.00.09 - Імунологія

30-06-2000

Specialized Academic Board

Д 26.004.02

National University of Life and Environmental Sciences of Ukraine

Essay

The content of the dissertation is studying of peas' vermin, economic and ecological optimization of chemical measures for struggle with them. It was hold the field trials by the method of observation and calculation the number of vermin. It was elaborated calculated method of preliminary forecast harmfulness and losses of pea's yield due to insects - phytophagans basing on the data about calculation of their number. Usage of this method in the practice of protection the peas crops allows to avoid superfluous expenses and decrease the risk of pollution the environment.

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