1) extensive husbandry
粗放饲养
2) free range keeping
放养饲养
1.
Those results suggest that the product of free range keeping method nearly reach market body weight standard and has a similar productivity with that of intensive poultry raising.
5 % ,经 12 0～ 140 d放养饲养 ,体重平均可达 12 75 。
4) loose keeping
散放饲养
5) large-scale extensive Artemia culture system
粗放养殖
1.
large-scale extensive Artemia culture system in China,multi-cycle semi-intensive Artemia systems in Vietnam,etc.
文章主要介绍了目前世界上一些典型的卤虫人工增养殖模式,如中国的大面积卤虫粗放养殖模式、越南的多循环半精养模式等。
6) extensivesheepraising
粗放性养羊
补充资料：放养
把鱼虾、白蜡虫、柞蚕或水浮莲、红萍等有经济价值的动植物放到一定的地方使它们生长繁殖：～草鱼ㄧ～海带。
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