柴达木盆地家畜舍饲育肥综合效益评价

EVALUATING THE INTEGRATIVE BENEFIT OF THE LIVESTOCK RAISING IN THE HOUSE IN CHAIDAM BASIN

在柴达木盆地推广使用地产饲草料舍饲育肥家畜具有良好的效益和前景,畜均纯收益分别为成牛244.25元、犊牛317.82元、藏成羊71.7元、半细毛成羊58.01元、藏羔羊34.61元、半细毛羔羊40.69元;按一个农村劳动力饲喂10头成牛和40只成羊、每年育肥两次(折合180个羊单位)计,纯收益可达1.3万元,以推广3000户计算,可降低天然草地载畜量30×104羊单位,减少天然草地放牧压力20%。

It is provided with well benefit and foreground of generalizing and using local forage grass to raise in the house in Chaidamu basin. The livestock net average income of cattle, calf, Tibet sheep, half fuzz sheep, Tibet lamb and half fuzz lamb are 244.25 ,317.82, 71.7,58.01,34.61 and 40.69 yuan respectively. In according to rising twice each year, the net income of raising ten cattle and forty sheep are up to 13 thousand yuan by a person at countryside. It could decrease the sheep units domestic animal carrying capacity by 300 thousand, and the grazing stress in grassland by 20 percent in the light of 3000 houses.