树体输液在豫南丘陵山区干旱板栗园的应用  

The application of trunk infusion into droughty Chinese chestnut orchard of the hilly regions in the south of the Henan province.

作　　者：杨霁虹[1] 郭玲 曾伏虎[1] 施新程[1] 孔令葆[1] 

机构地区：[1]信阳师范学院生物系,河南信阳464000 [2]信阳市第七中学,河南信阳464000

出　　处：《信阳师范学院学报（自然科学版）》2001年第3期322-323,337,共3页Journal of Xinyang Normal University(Natural Science Edition)

基　　金：河南省科技攻关资助项目 (0 1 2 4 0 5 0 0 1 4 );信阳师范学院资助课题 (1 9994 1 )

摘　　要：用树体输液的方法对豫南干旱板栗树进行输水、可使株产平均提高 1 60 % ;输氮磷钾肥料液 ,可使株产平均提高 1 80 % ;输硅元素肥料液可使株产提高 3 6% ;同时 ,雌花序结实率平均提高 4 1 % ,虫果率平均降低 2 3%A six year experiment offering H 2O ?N P K or Si to the Chinese chestnut tree in the south of the Henan province by trunk infusion showed that the simple management of trunk infusion can improve the yield per plant by the avarage 160%,180% or 36% respectively. The seeding precent of femal inflorescence improved by 41% and the quantity of fruits damaged by insects reduced by 25%

关 键 词：板栗 干旱 树体输液 雌花序结实率 虫果率 豫南丘陵山区 输水 输肥液 

分 类 号：S664.2[农业科学—果树学]