When farmers manage pests and diseases in vegetable cultivation, they always pay close attention to the interval between pesticide application and harvest. This is done to ensure that pesticide residues do not exceed safe levels before the vegetables are sold. The China Pesticides Network now provides an overview of the recommended safety intervals for commonly used pesticides in vegetable farming, as outlined by the Ministry of Agriculture. Here's a detailed summary for your reference:
First, for acaricides: 50% bromo oxime ester emulsifiable concentrate has a safety interval of 14 days. For 50% Tolk WP powder, the interval is 7 days.
Second, regarding insecticides: 10% fenprofen emulsifiable oil requires 2–5 days; 2.5% bromomethrin needs 2 days; 2.5% kungfu emulsifiable oil should have 7 days; 5% to Fuling emulsifiable concentrate needs 3 days; 5% anti-Pu Wei WP requires 6 days; 1.8% Aifu factory emulsifiable oil needs 7 days; 10% fast killing enemy emulsifiable oil has a 3-day interval; 40.7% lesbian emulsifiable oil requires 7 days; 20% eliminating emulsifiable concentrate needs 3 days; 20% fenvalerate emulsifiable oil has a 5-day interval; 35% thiophene phase requires 7 days; 20% fenpropathyl emulsifiable oil needs 3 days; 10% mazonic emulsifiable oil requires 7 days; 25% quetiaphos emulsifiable oil has a 9-day interval; 50% anti-Pu Wei WP needs 6 days; and 5% Duobao WP requires 7 days.
Third, for fungicides: 75% chlorothalonil WP can be applied up to 7 days before harvest; 77% can kill WP should be used 3–5 days before; 50% phlegm WP needs 4–7 days; 70% thiophanate-methyl WP requires 5–7 days; 50% Nongliling wettable powder needs 4–5 days; 50% Garry 58% Ruidu Lei manganese zinc wettable powder requires 2–3 days; and 64% antivirus WP wettable powder should be applied 3–4 days before harvest.
These guidelines help farmers follow best practices to ensure the safety and quality of their produce while complying with national regulations. Always check local guidelines and label instructions for the most accurate and up-to-date information.
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