Title: The change in organophosphorus pesticides and carbamates residue of four leaf vegetables
Abstract: The dynamic degradation of organophosphorus pesticide and carbamates(omethoate,pirimicard,depterex and DDVP)residue in four leaf vegetables(Basella rubra L.,Chrysan themum L.,Youmai lettuce,Chinese cabbage) were studied.The results showed that the safety intervals for harvesting were 3 d after spraying with 90% crystalloid depterex 135 mg/m~2 and 700-fold 40% omethoate respectively on the four varieties.The picking time was(4 d) after spraying 20% pirimicard 135 mg/m~2 on Chrysan themum L.and 3 d on Youmai lettuce,Basella rubra L.and Chinese cabbage.It was 4 d with 500-fold 80% DDVP on the four varieties.
Publication Year: 2005
Publication Date: 2005-01-01
Language: en
Type: article
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