Pondculture of grass carp fingerling was studied after adding 0.
池塘养殖中的对比试验表明：在草鱼种饲料中添加0。
2
The characters of mineral nutrition uptake and efficiency of tiller production in upland rice were studied with pondculture experiment.
在池栽条件下研究了不同水分处理对旱稻吸收氮磷钾及分蘖生产效率的影响。
3
The invention relates to an on-line water quality monitoring method and an on-line water quality monitoring system of aquaculture ponds, which belong to the field of pondculture.