chemical weed control 中文意思是什麼
chemical weed control
解釋
化學除草-
This paper reportsthe biological habits , damage and occurrence regularity of common cutgrass. foreffectively controlling weed infestation in fields , it is necessary to establish somerational farming and rotation systems and ameliorate chemical weed control system day byday
通過對李氏禾的生物學特性、發生規律及危害的闡述,提出只有通過建立科學合理的耕作和輪作制度及日趨完善的化學除草體系,才能有效地控制李氏禾的危害。 -
The state technical standard of chemical weed control in main plantation trees
主要造林樹種林地化學除草技術規程 -
Consulting service about weed chemical control in main crops, herbicides mixture and new herbicides application, implementation and organization of " no - weed " project
主要農作物田化學除草技術、除草劑復配技術和新除草劑推廣應用技術咨詢以及無草害工程的組織實施。 -
Chemical weed control technology at spring rapeoil fields in qinghai
青海春油菜田雜草化學防除技術
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