Analysis on Cross Experimentof Boer Goat Guanzhong Milk Goat and Shaannan White Goat

This experimentinvelvos Boer goat,Gruanzhong milk goat,Shaannan white goatforcross experincent.The birth weight,chest girth,body length,body height and weight in the3rd month,the 6th month and the 1 2 th month were measured,comparing and analying these items with these of the 1 st generation of crossbreds at the same period.The result shows that the body weight of hybridists in different periods are superior to the 1 st generation of cressbred Bushaan,Guanshaan and Shaannan white goat.The birthweight of hybridists improved 1 8.8% ,48.2 % and 66.2 % respectively;The3- month weight improved 1 7.2 % ,2 8.1 % and 35 .1 % respectively;The six- month weight improved 1 7.7^,5 1 . 3% and65 .6% respectively.The twelve- month weightimproved1 5 .2 % ,5 2 .3% and5 8.0 % respectively.