柱花草浸出液对荔枝幼苗生长的影响  

Effect of Stylosanthes guianensis Extracts on Growth of Litchi Seedlings

作　　者：武竞超[1,2] 胡志群[2] 卢少云[3] 张红娜[2] 陈厚彬[2] 刘伟伟[2] 周碧燕[2] 

机构地区：[1]福建省泉州市农业科学研究所,泉州362212 [2]华南农业大学园艺学院 [3]华南农业大学生命科学学院

出　　处：《中国南方果树》2013年第5期15-19,共5页South China Fruits

基　　金：国家自然科学基金"荔枝芽发育方向选择过程中的胁迫信号相应机制"(31071760);农业部项目"现代农业产业技术体系-成花生理与调控"(CARS-33-08)资助

摘　　要：以4种不同浓度的柱花草Stylosanthes guianensis浸出液根施荔枝幼苗,观测荔枝幼苗生长的情况。结果表明,4种浓度柱花草浸出液对荔枝幼苗生长均有促进作用;柱花草浸出液处理可使荔枝植株增高,叶片增多,叶面积增大,叶片叶绿素相对含量和全氮、全磷和全钾的含量增加;柱花草浸出液25.0mg/mL处理效果最佳。Four different concentrations of aqueous extracts of Stylosanthes guianensis were applied to the roots of litchi seedlings in order to investigate their effects on growth of litchi seedling. The results showed that all the four concentrations of extracts of Stylosanthes guianensis promoted the growth of litchi seedlings. The extracts could increase the height of litchi plants, as well as the number and the area of leaves. The content of SPAD, total N, P and K contents were also increased. The 25.0 mg/mL of extracts had the best effect on growth of the seedlings.

关 键 词：荔枝 柱花草 浸出液 幼苗生长 

分 类 号：S667.1[农业科学—果树学]