INFLUENCE OF REDUCING HARM CROPS IN CERTAIN TYPES SHOVEL AND LEVEL OF EFFICIENCY ENTOMOPHAGES



I. О. LIKAR

Анотація


Determining the optimal economic thresholds major hazard butterflies in industrial cultivation of vegetables especially for food purposes is a priority. Knowledge of the age composition of larvae damage their nature and timing of the appearance of plant phenological phases respect of plants help to establish critical periods in the system of a plant pest. These periods of our culture, like most cultures, is the phase of flowering and fruit formation until maturation of seeds.


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