Soybean weeding techniques
2018-12-13 12:09:20
The main technical points of weeding in soybean fields are: 1. Selection of herbicides for soil treatment before seedling selection after seeding. We must consider not only the safety of soybeans, but also the length of the effective period, and whether or not it affects post-planting crops. We must also consider the fields. Weed populations. Soybean field broad-leaved weeds and grass weeds mixed in the province, choose acetochlor, Dole, etc. with Sekk, Guang Ling Ling, Pu Shite, Kusaoqing mix. In general saline-alkali land, aeolian sandy land, sandy loam soil with organic matter content less than 2%, especially soil or leeches, it is better not to use soil treatment. Post-emergence stem and leaf treatment should be adopted; for the use of long-term residuals such as Pusit and Tauron Trade herbicide plots, pay attention not to plant sensitive crops. 2, post-emergence stem and leaf treatment of soybean fields mainly grassy weeds, you can use fine grass weed grams (covered straw grass spirit), get caught net, fine steady kill, efficient grass cover, Wei Pa, etc.; with broadleaf For weedy-dominated soybean fields, Bendasson, Huwei (fenflufenac), Keziling, Kekuile, etc. can be used; weeds mixed with grasses and broad-leaved weeds can be selected for the above two types of weed control. Mixed agent. During the application period, the weeds should be basically in the same level, the grass weeds should be in the 2 to 4 leaf stage, and the broad-leaved weeds should be at the height of 5 to 10 cm.
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