Национальный Университет Биоресурсов И Природопользования Украины
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Agricultural Chemicals And Associated Chemicals
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Abstract
A method for protecting maize from pests under conditions of irrigation includes settling Trichogramma onto plants such that in the period of soil preparation under sowing maize seeds in autumn, complete irrigation of the soil with water in an equivalent of 1500 m/ha is carried out. In the period of harvesting cutting of maize plants is carried out at the level of 10-12 cm from the soil surfacel. In addition, in the period of the beginning of mass egg laiyng of pests double settling of Trichogramma of the species Trichogramma pintoi Voeg. is carried out with an interval of four days in an equivalent of 60 and 80 thousand of females per 1 ha. In the period of appearance of caterpillars of the pests elder by age thereof double settling of the ectoparasite Habrobracon (Habrobracon hebetor Say.), with an interval 6-7 days is carried out in an equivalent of 300 and 400 individuals per 1 ha.
UAU200908306U2009-08-062009-08-06Method for protecting maize from pests under irrigation conditions
UA48082U
(en)
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