Welcome to Chinese Agricultural Science Bulletin,

Chinese Agricultural Science Bulletin ›› 2016, Vol. 32 ›› Issue (32): 66-70.doi: 10.11924/j.issn.1000-6850.casb16040140

Special Issue: 棉花

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Weed Control Efficacy and Crop Safety of Fluorochloridone and Its Mixtures in Cotton Fields

Wang Hengzhi, Guo Wenlei, Wang Zhaozhen, Tan Jinni, Wang Jinxin   

  1. (College of Plant Protection, Shandong Agricultural University, Tai''an Shandong 271018)
  • Received:2016-04-22 Revised:2016-06-02 Accepted:2016-06-30 Online:2016-11-15 Published:2016-11-15

Abstract: To determine and compare their weed control effect and safety to cotton in field condition, fluorochloridone, pendimethalin, acetochlor and their corresponding mixtures were sprayed after sowing before seedling emergence using soil treatment method. The field research showed that the mixtures of fluorochloridone with pendimethalin or acetochlor could effectively control Amaranthus retroflexus, Eleusine indica, Acalypha australis, Eclipta prostrate and Portulaca oleracea. According to the results of greenhouse and field experiments, we recommend the following two combinations for weed control in cotton field: fluorochloridone 450.0 g a.i./hm2 pendimethalin 495.0 g a.i./hm2, fluorochloridone 450.0 g a.i./hm2 acetochlor 750.0 g a.i./hm2.

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