人工三倍体桑品种丰田16号叶果经济性状的中试研究

Pilot Test on the Economic Characteristics of a Artificial Triploid Mulberry Variety Fengtian 16 both for leaf and Sorosis

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。

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 annum 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.