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Rozdíly v účinnosti a fytotoxicitě vybraných insekticidů pro ošetření orchidejí
Burianová, Ilona
The Bachelor thesis "The differences in the efficiency and the phytotoxicity of selected insecticides for treating orchids" deals with the orchid pests and various kind of protecting measures against them. Efficiency of the individual preparation and plant reactions to treatment are verify too. Pests cause important deterioration of quality. Knowledge of pests and pathogens biology, their harmfulness economic importance is prerequisite for effective protection against them.

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