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设施作物连作障碍
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设施作物连作障碍
Encyclopedia
农学
﹝农业生物环境与能源工程﹞
释
soil sickness in protected vegetable production
设施作物连作障碍
设施生产中,同一作物或近缘作物连续种植以后,即使在正常栽培管理的情况下,也会产生产量降低、品质变劣、病虫害严重、生育状况变差的现象。
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standardized training of specialist
standardized variable
standardizing the weights and measures system in the Qin Dynasty
standardizing the weights and measures system in the Sui Dynasty
standard kernel
standard labor time
standard lamp
standard land price(or value)modified approach
standard language
standard lens
standard lens, normal lens
standardless analysis
standard library
standard lighting
standard [light] source
standard light source
standard linear solid
standard liquid-in-glass thermometer
standard load
standard log
standard luminance surface
standard magnet
standard manifold
standard map
standard mapping
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