The initial residue deposit of imidacloprid on grape berries following treatment of Confidor 200 SL at the recommended and double the recommended dose of 80 and 160 g a.i. ha−1 were 0.74 and 1.26 mg kg−1, respectively. Residues remained in the fruits up to 60 days but at a low level of 0.056 and 0.108 mg kg−1.
Source:
Mohapatra S, Ahuja AK, Sharma D, Deepa M, Prakash GS, Kumar S (2011). Residue study of imidacloprid in grapes (Vitis vinifera L.) and soil. Quality Assurance and Safety of Crops & Foods, 3, 24–27
http://onlinelibrary.wiley.com/doi/10.1111/j.1757-837X.2010.00084.x/abs…
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