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freshwater aquaculture water quality
释义
freshwater aquaculture water quality
Encyclopedia
农学
淡水养殖用水水质
释
freshwater aquaculture water quality
《无公害食品 淡水养殖用水水质》
在《渔业水质标准》的基础上进一步规范淡水养殖用水中可引起残留的重金属、农药和有机物指标的行业标准。是作为检测、评价养殖水体是否符合无公害水产品养殖环境条件要求的依据。是无公害食品系列标准中关于淡水养殖用水的强制性标准。
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deflection angle
deflection function
deflection observation
deflection of light
deflection of light in gravitational field
deflection of vertical
deflectometer
deflector
deflectoscope
deflectron
deflegmate
Defleur's model
deflexion
deflocculation
defluoridation of drinking water
defoamer
defoaming agents
defocus
defocused beam
defocused image
defocused reflector
defocusing
defocussing
defocus spread
defo-elasticity
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