Open AccessTrichogramma entomophage in integrated plant protection as means to reduce pests’ population density on annual crops
Author(s) -
L Gavriliţă
Publication year - 2018
Publication title -
zahist ì karantin roslin
Language(s) - English
Resource type - Journals
eISSN - 2786-4960
pISSN - 1606-9773
DOI - 10.36495/1606-9773.2018.64.248-255
Subject(s) - trichogramma , sugar beet , biology , agronomy , sugar , population , agriculture , toxicology , biological pest control , horticulture , ecology , demography , parasitoid , biochemistry , sociology
During the 2000 to 2017 years average biological efficacy after 4 and respectively 6 treatments with Trichogramma on annual crops such as cabbage, corn, tomatoes, peas, sugar beet and soybean varied in the first variant from 74% to 90.0% whereas in the second variant varied from 60% to 76%. Pests attack on agricultural crops researched varied from 2% to 10%, after Trichogramma launching. In the untreated field, the same index varied from 16% to 90%.