农学 >>> 农学总论 作物学 园艺学 土壤学 植物保护学 农药学 林学 畜牧学 兽医学 水产学
搜索结果: 1-5 共查到农学 growth promoters相关记录5条 . 查询时间(0.086 秒)
The weaning time is a crucial period in the management of piglets. The risk of development of post-weaning diarrhoea (PWD) in piglets is high. PWD is the cause of serious economic losses in pig herds....
A grower broiler experiment (from 14 to 35 days of age) was conducted to study the effect of using two commercial mixtures of organic acids (Galliacid® and Biacid®) to substitute antibiotic ...
A biological experiment was conducted to study the effect of panchagavya and Andrographis paniculata on haematological,serum biochemical parameters and immune status of broilers with one hundred and e...
A total of 180 day-old straight run Arbor Acre broiler chicks were fed ad libitum diets without or with growth promoters such as, flavomycin, surmax (avilamycin), genex and availa-Z/M at 65mg, 100mg, ...
Acceptance of antibiotic growth promoters (AGP) in agricultural animal production is rapidly disappearing. Both government regulations and consumer preference are driving this change. Producers in any...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...