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三倍体桑品种嘉陵16号选育的研究

STUDIES ON THE BREEDING OF TRIPLOID MULBERRY VARIETY “JIALING 16”

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【作者】 李存礼余茂德柯益富

【Author】 Li Cunli;Yu Maode;Ke Yifu(Southwest Agricultural University,Chongqing 630716,China)

【机构】 西南农业大学

【摘要】 嘉陵16号系用四倍体桑与二倍体桑人工杂交育成的三倍体(2n=3x=42)新桑品种。该品种发芽率高,发芽较早。枝条直立粗长,大形裂叶,叶肉肥厚,叶色深绿。全年公顷产叶量比对照品种湖桑32号高20%。万头蚕产茧量比对照高13%,万头蚕产茧层量比对照高12%,100kg桑叶产茧量比对照高16%。桑叶(干物)蛋白质含量28.08%,可溶性糖含量4.67%,均高于对照。营养生长旺盛,农艺性状好,适宜丘陵、山区密植和间作栽培。

【Abstract】 癑ialing 16”is an artificial mulberry hybrid triploid (2n=3x=42).It has an earlier and higher germination, erect,thick and long branches,and large decomposite leaves with massive mesophyll and dark green colour. The yealy leaf yield per hectare is 20% higher than that of the check variety,“Husang 32”,The cocoon and cocoon shell production per ten thousand silkworms are 13% and 12% higher, respectively than those of the check variety; and the cocoon production per quintal leaves is 16% higher than that of the check.The leaf protein and soluble sugar contents are 28.08% and 4.67% higher,respectively than those of the check. Its plant has a vigorous vegetative growth and good agronomical characters.The variety is suitable for compact planting and interplanting on hills and mountain areas.

【关键词】 桑树育种品种三倍体嘉陵16号
【Key words】 Mulberry treeBreedingVarietyTriploidJialing 16
  • 【文献出处】 中国农业科学 ,SCIENTIA AGRICUTURA SINICA , 编辑部邮箱 ,1994年06期
  • 【分类号】S888.31
  • 【被引频次】35
  • 【下载频次】79
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