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植物病害调查
释义
植物病害调查
Encyclopedia
农学
植物病害调查
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disease investigation
植物病害调查
实地考察了解一定区域内目标植物遭受病害性况等方法和过程。植物病害的分布、危害、发生特点,寄主、栽培技术和环境条件对植物病害产生的影响,以及品种的抗病性、生物及化学药剂防治的效果等,都需要通过调查才能掌握。
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ecological engineering of agricultural microbiology
ecological engineering sciences
ecological environment
ecological environmental geological survey
Ecological environmental monitoring network
ecological environmental quality monitoring points
ecological environmental supervision
ecological environment assessment
ecological environment damage liability system
ecological environment disasters in China
ecological environment of artificial reefs area
ecological environment of the Arts
ecological equilibrium
ecological ethic
ecological ethics
ecological ethnic migration
ecological facilitation
ecological factor
ecological fallacy
ecological famine
ecological field
ecological filter
ecological finance
ecological floated bed
ecological floating island
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