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作 者:王勇[1] 张暖 李文峰 韩玉库 姜义仁[1] 秦利[1] WANG Yong;ZHANG Nuan;LI Wenfeng;HAN Yuku;JIANG Yiren;QIN Li(College of Bioscience and Biotechnology of Shenyang Agricultural University,Shenyang 110866,China;Liaoning Rural Revitalization Association,Shenyang 110001,China;Forestry and Grassland Bureau of Liaoning Province,Shenyang 110036,China)
机构地区:[1]沈阳农业大学生物科学技术学院,辽宁沈阳110866 [2]辽宁省乡村振兴协会,辽宁沈阳110001 [3]辽宁省林业和草原局,辽宁沈阳110036
出 处:《吉林林业科技》2023年第4期16-20,共5页Journal of Jilin Forestry Science and Technology
基 金:现代农业产业技术体系建设专项(CARS-18)。
摘 要:通过对蒿柳扦插模式、树型养成的探索,开展春柞蚕“半龄式”和“全龄式”蒿柳养殖技术研究,调查并统计柞蚕幼虫保苗率、全龄经过时间和蚕茧产量。结果表明:0.5~2.0 cm直径的蒿柳进行直接扦插,成活率在98.0%以上;而用生根剂浸泡后扦插,成活率为100%。采用株距30 cm,墩距4 m,每墩3株,“W”型扦插,通过剪梢后的树型养成,能够显著增加枝条数量,提高柞蚕饲养效率。采用“半龄式”和“全龄式”蒿柳养殖能够显著提高柞蚕养殖过程中的幼虫保苗率,达60%以上,减少了劳动强度并增加蚕茧产量。In this study,different cuttage models and tree shapes of S.viminalis were explored to study the breeding technology of Antheraea pernyi fed with S.viminalis in“early larval instar”or“whole larval instar”in spring.The larval survival rate,larval instar duration and cocoons quantity were calculated through investigation.The results showed that the survival rate of S.viminalis with the diameter of 0.5-2.0 cm for propagation by cutting was above 98.0%.The shoots were soaked with rooting agents and the survival rate was 100%.The distance between two plants was 30 cm,the distance between two clusters was 4 m,and there were 3 plants in one cluster.The clusters were arranged in W-shape.The number of branches could increase significantly and the feeding efficiency of Antheraea pernyi could be improved by the tree shape formation after top clipping.The survival rate of larval during breeding increased significantly to above 60%by feeding with S.viminalis in“early larval instar”or“whole larval instar”.The labor intensity decreased and the cocoons quantity increased.
分 类 号:S883.3[农业科学—特种经济动物饲养]
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