约互一代初配母猪不同杂交组合情期受胎率的调查

Investigation of Non-return Rate on Primary Mating Pigs with F 1 of Large Yorkshire and Huzhu in Different Hybridized Combination

统计１３２头次（情期）配种记录，受胎１１１头次，返情２１头次，情期受胎率８４．０９％。其中互助猪·大约克夏×互助猪·大约克夏情期受胎率为８７．１０％，互助猪·大约克夏×长白为１００％，互助猪·大约克夏×杜洛克为８０．００％，互助猪·大约克夏×大约克夏为６１．１１％。

The statistical data of 132 pig-time breeding records was noted in estrous period.The result indicated that the records of 111 pig-time was conception and the records of 21 pig-time was return to estrus.The non-return rate was 84.09% The NR rate of Huzhu·Large Yorkshire×Huzhu ·Large Yorkshire,Huzhu·Large Yorkshire×Landrace,Huzhu·Large Yorkshire×Duroc,Huzhu·Large Yorkshire×Large Yorkshire was 87.10%,100%,80%,61.11%,resp.