【摘要】 以优质、高产、抗逆性强,果用性状好为引种育种目标,从引进品种中筛选出若干优良的叶果兼用桑品种,其中人工三倍体桑品种丰田16号的中试结果表明:与标准二倍体对照种荷叶白相比,全年单位桑园面积产叶量增加29.8%,桑叶养蚕的万头蚕茧层量提高6.5%,100kg桑产茧量提高8.1%;与三倍体叶果兼用桑品种大10相比,单位桑园面积产果量增加9.5%,产叶量提高24.7%,表现出三倍体桑叶片肥大,桑果大,生长旺盛,品质优,抗性强等优良特性,是一个叶果综合经济性状和抗逆性良好的高效桑品种。更多还原

【Abstract】 Some good mulberry varieties for leaf and sorosis were selected from a number of introduced varieties aiming at the introduction and breeding of the high-quality,high yield and strong resistance,among which the artificial triploid mulberry varieties,Fengtian 16 was excellent,of which the test results shown that:compared to the standard diploid control cultivar,Heyebai,the annual mulberry leaf yield in the unit acreage increased by 29.8%,silkworm cocoon shell weight per 10000 larvae increased 6.5% and cocoon production of 100 kg mulberry leaves increased 8.1%;compared with the another triploid mulberry variety both for leaf and fruit,Da 10,the sorosis production in the unit area increased 9.5% and the leaf yield increased 24.7%.The variety Fengtian 16 showed typical mulberry triploid good characteristic with large leaf and fruit,vigorous growth,good quality and strong resistance,it was an excellent leaf-fruit integrated economic traits and high efficient mulberry variety.更多还原