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牧草田间咋除草
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作者 晓玲 淑勤 《专业户》 2003年第6期11-12,共2页
一、生物防除法:1、播前处理:牧草播种前对土地进行深耕、翻压、掩埋,可有效抑制前茬杂草的萌生,减少杂草发生数量。2、播种季节的选择:春播时危害牧草的杂草主要是宿根性杂草和春季萌发的其他杂草,如条件许可秋季播种最好,这时杂草长... 一、生物防除法:1、播前处理:牧草播种前对土地进行深耕、翻压、掩埋,可有效抑制前茬杂草的萌生,减少杂草发生数量。2、播种季节的选择:春播时危害牧草的杂草主要是宿根性杂草和春季萌发的其他杂草,如条件许可秋季播种最好,这时杂草长势较弱。 展开更多
关键词 牧草田杂草 防除措施 生物防防 中耕除草 化学防除
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Efficacy of Several Common Green Control Measures in Rice
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作者 王万洪 周巍 +3 位作者 郑普兵 吕昂 王莹莹 代武秀 《Agricultural Science & Technology》 CAS 2017年第12期2458-2460,共3页
To promote the use of green control technology and ensure the safety of food production and agricultural products, a demonstrative test of agricultural control, physical control and biological control conducted in the... To promote the use of green control technology and ensure the safety of food production and agricultural products, a demonstrative test of agricultural control, physical control and biological control conducted in the Honghu area of Jianghan Plain during 2010-2016 with medium rice as the object. In addition, their control ef- ficacy was compared with that of conventional use of chemical agents. The results showed that the green control measures could achieve the prevention and control requirements, and the control efficacy of some of them was even better than that of conventional use of chemical agents. 展开更多
关键词 Key-words Green control Agricultural control Physical control Biological control Control efficacy
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