1) two generations breeding
两茬养殖
2) second-crop
二茬养殖
1.
The prawn’s second-crop technology based on second-crop investigation for water quality, body increase rate of the prawn and relation between bait casting in culture and body increasing of the prawn were summarized.
本文通过淡化速度对南美白对虾淡化成活率的影响以及天然海水与人工海水对南美白对虾淡化成活率影响的研究,完善了南美白对虾虾苗二级淡化和南美白对虾早苗三级淡化生产技术,总结了南美白对虾二茬养殖技术的具体操作规程,并对二茬养殖的水质、二茬养殖南美白对虾生长速度以及二茬养殖投饵与对虾个体增长的关系进行了详细讨论;对采用三级淡化二茬养殖技术进行池塘养殖南美白对虾的经济效益进行了分析;此外,本文还对南美白对虾养殖池塘的设计改造及水环境的无害化处理进行了探索。
3) two stubbles
两茬
1.
With the development of animal husbandry,the need amounts to feed has enlarged,farmers has put up silage maize two stubbles cultivation technique in producing practice.
畜牧业的发展,加大了对饲料的需求量,广大农民在生产实践中创造性地摸索出了青贮玉米两茬栽培技术,很好解决了畜牧业发展与饲料需求之间的矛盾,提高了产量,增加了效益,为半干旱地区种植业与畜牧业发展开辟了一条新路。
4) two crops in one year
一年两茬
1.
The cultivation of two crops in one year has made great contributio ns for relieving the food pressure on China caused by larger population and less f armland.
一年两茬为缓解我国人多地少的粮食压力,做出了极大的贡献。
5) Sequentill croping
两茬平作
6) double cropping
两茬栽培
补充资料：海水增养殖(见海水养殖、海水增殖)
海水增养殖(见海水养殖、海水增殖)
marine aquaculture
_一一’‘~’‘以，’日y以.1日乙川髦增养殖(~ne aquacultu祀’见海水养殖·海水
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条