chemical weeding 中文意思是什麼
chemical weeding
解釋
化學除草-
Weeding of winter flax in yunnan province by chemical herbicides
雲南冬亞麻播種期試驗簡報 -
Chemical weeding techniques of poplar seedling cultivation fields
楊樹育苗地化學除草技術 -
Study of the weed situation in southern orchards and chemical weeding
南方果園草情調查及化學除草的研究 -
This paper analysed the silvicultural status and existing problems, and approached the silvicultural technique measure of national forest farm from the respects of sound seedling of fine breed, ground preparation afforestation without burning grass, shubs, and stumps, and chemical weeding, etc
摘要分析了將樂國有林場營林現狀及存在的問題，從良種壯苗、不煉山整地造林、化學除草等方面對國有林場的營林技術措施進行了探討。 -
The chemical herbicide is the most effective way of weeding. however, much chemical herbicide are wasted and may cause pollution of water, air and soil because of its use for large area
化學除草是目前最主要的除草方式，但由於除草劑的使用方式都是大面積噴灑，不僅造成了浪費，也帶來了許多負面的影響，如對水源、土壤和空氣的污染等。
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