The number of crossbreed ewe is 9950 and is 99.5% of total. The percentage of 1/2, one, two, three, four, five and six year old in ewe is (18.3)% 16.4% 15.6% 14.5% 13.2% (11.8)%and 10.2%, respectively.

• 二元杂交母羊9950只；占羊只总数的99.；5%25；其中6月龄、1岁、2岁、3岁、4岁、5岁、6岁母羊分别占母羊总数的18