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1)  pond water quality
池塘水质
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2)  the quality of water in fishpond
养殖池塘水质
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3)  Ponds water quality improvement
池塘水质改良
4)  pond sediment
池塘底质
1.
Related factors on natural spawning rate of Channel Catfish were been studied,including natural spawning in different parent fish ages,stocking densities,spawning tank type,feed type,local climatic and pond sediment type.
斑点叉尾是重要的经济养殖鱼类,本文从斑点叉尾亲鱼年龄、放养密度、产卵槽类型、饲料类型、池塘局部气候条件、池塘底质类型等方面对影响斑点叉尾自然产卵的关键因素进行了研究。
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5)  pond water
池塘水
1.
The kinetics and mechanisms of novel pesticide HNPC-A9908 [O-(3-phenoxybenzyl)-2-methylthio-1-(4-chlorophenyl)propyl ketone oxime] hydrolysis in the pond water were investigated in the laboratory.
在室内条件下研究了硫肟醚在池塘水中的水解动力学及降解机理。
2.
A fast and convenient method for the determination of trace residues of organophosphorus and(carbamate) pesticides in pond water was proposed.
用电动流动分析和酶抑制法测定池塘水中有机磷和氨基甲酸酯农药残留折合总量。
3.
The kinetics and mechanisms of novel pesticide HNPC-A9908 [O- (3-phenoxybenzyl)- 2-methylthio- 1-(4-chlorophenyl) propyl ketone oxime] hydrolysis in the pond water were investigated in the laboratory.
在室内条件下研究了硫肟醚在池塘水中的水解动力学及降解机理。
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6)  seawater ponds
海水池塘
1.
Fish productivity and carrying capacity of static Seawater ponds for feeding tilapiaculture were studied in 8 enclosures each of 3 m x 8 m stocked with Taiwan red tilapia (Oreochrocus mossambicus x 0.
用8个3m×8m的实验围隔，研究了静水海水池塘村投何养殖台湾红非鲫（Ore-ochromismossambicus×0。
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补充资料：地下水水质测定(见水质测验)


地下水水质测定(见水质测验)


　　dixiashui shulzhi eeding地下水水质测定见水质测验。
　　
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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