commercial eggs造句
造句与例句手机版
- The results also indicated that the virulence of the most ibdv field collected in recent years was between the typical very virulent and standard virulent strains . a very virulent strain gx8 / 99 of ibdv was studied for its mortality in spf chickens and commercial egg - type chickens at different age inoculated with bursal suspension of 20 - 2000 eld50 in repeated experiments
选择致病性最强的来自广西的gx8 99株,在对法氏囊悬液中病毒用鸡胚半数致死量( eld _ ( 50 ) )定量测定后,在不同年龄的spf鸡和商品代蛋用型坞多次重复地比较研究了该毒株的致病性。 - It's difficult to see commercial eggs in a sentence. 用commercial eggs造句挺难的
如何用commercial eggs造句,用commercial eggs造句,commercial eggs in a sentence, 用commercial eggs造句和commercial eggs的例句由查查汉语词典提供,版权所有违者必究。