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Study On Safety Aspects And Performance Of Herbicides On Mungbean

Posted on:2004-05-16Degree:MasterType:Thesis
Country:ChinaCandidate:Y H TianFull Text:PDF
GTID:2133360095456551Subject:Crop Cultivation and Farming System
Abstract/Summary:PDF Full Text Request
Through pot experiment with single factor randomized block design, this paper studied the effect of four soil and five leaf herbicides on mungbean. The goal is choosing safe, efficient and low-level herbicides.The experimental results indicated that, acetochlor50ml + flumioxazinl0g, clethodim35ml + flumioxazinl2g and clethodim35ml + flumioxazinl8g, the three combination of herbicides can all control grass and broadleaf weeds in mungbean fields, the rate of control of the fresh weight got significant 90.96% 81.74% and 91.09% respectively. The three dealing productions are 152kg, 131kg and 125kg, this stated that there is a significant safety on mungbean production. In the same time, we found the damage compensation of mungbean under hebicides, so the soil dealing is significantly high than the leaf dealing on the safety. The appropriate time of leaf dealing is that mungbean has three or four leaves, as weel as the weeds are germinating justly.
Keywords/Search Tags:Safetyaspects, Damage compensation, Depress, mixture
PDF Full Text Request
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