生菜生吃是甜的還是苦的？生菜生吃會有寄生蟲嗎
2022-12-04
壽命是種豬群整體盈利能力的關(guān)鍵
更新時間：2022-03-15 06:15:30作者：佚名
CANADA - A member of the Research and Nutritional Services Team with Zinpro says, the longevity of the sow will determine the overall profitability of the breeding herd.The selection and development of replacement gilts will influence both longevity and overall lifetime productivity.Dr. Mark Wilson, a member of the Research and Nutritional Services Team with Zinpro, notes pig's from first litters will not perform as well as those born in subsequent litters.
美國金寶動物營養(yǎng)公司(Zinpro)營養(yǎng)學(xué)團隊的一名研究成員稱，母豬的壽命將能決心種豬群的集體盈利能力。后備母豬的選擇和發(fā)育既會影響壽命，也會影響集體盈利能力。Zinpro營養(yǎng)學(xué)團隊的一名研究成員馬克·威爾遜(Mark Wilson)博士指出，要是出生的首席窩小豬表現(xiàn)不好，那么隨后出生的豬表現(xiàn)也不會好。