sexual generation

The identification results showed that disease head percent and disease index of most varieties ( lines) by ascospore identification had higher than by conidia identification, showed that pathogenicity of sexual generation had higher than pathogenicity of a sexual generation.

结果表明，多数品种（系）用子囊孢子接种的病穗率和病情指数比用分生孢子接种的病穗率和病情指数略高，说明有性世代的致病性比无性世代的致病性强。

preliminary study on aphids sexual generation in cotton-planting area of northern xinjiang

北疆棉区棉蚜有性世代的初步研究

Comparative study on pathogenicity in sexual and asexual generation of wheat scab

小麦赤霉病有性和无性世代致病性比较研究

combining ability analysis of main economic traits in sexual generation stage of sugarcane

甘蔗有性世代主要经济性状的配合力分析

The data of 0& 3 generation systematic breeding was analyzed in Huzhu pig. The results showed that: Sexual maturation is early, but body maturation is late in Huzhu pig.

对互助猪0&3世代继代选育资料分析结果表明：互助猪性成熟早，体成熟晚，头胎仔猪由于与母体争夺营养，生长发育慢，成活率低；