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海南西北地区像胶芽接树冬季不同停割期研究
引用本文:何定全.海南西北地区像胶芽接树冬季不同停割期研究[J].热带作物学报,1995(2).
作者姓名:何定全
作者单位:中国热带农业科学院测试中心
摘    要:海南西北部地区橡胶芽接树按常规割制,入冬后以黄叶量占树位总叶量10%时停割为宜;停割时间不早于12月23日,比12月1日停割极显著高产,且死皮发展、干胶含量下降、树围生长等差异皆不显著,对次年的产胶能力影响极微。其中,PR107品系表现最好,PB86次之,国内外混杂品系较差。

关 键 词:橡胶树  芽接树  冬季停割期  协方差分析

VARIOUS PERIODS OF WINTER STOPPAGE OF HEVkA BUDDINGS ON THE NORTHWESTERN PART OF HAINAN ISLAND
He Dingquan.VARIOUS PERIODS OF WINTER STOPPAGE OF HEVkA BUDDINGS ON THE NORTHWESTERN PART OF HAINAN ISLAND[J].Chinese Journal of Tropical Crops,1995(2).
Authors:He Dingquan
Institution:Analvtical Test Centre.CATAS.Danzhou.Hainan 571737
Abstract:The buddings of Hevea brasilliensis receiving conventional tapping system in the north-western part of Hainan Island were advised to stop tapping in winter when they had 10%ofyellow leaves in a task. The buddings ceasing exploitation not later than December 23 pro-duced remarkably high yield and showed non-significant difference in tree dryness develop-ment. dry rubber content decline and girth increment as compared to those stopping tappingon December 1. leading to little influence on the latex regeneration capability for the nextyear.PR107 performed best in such aspects. PB86 the next. and the mixed clones the poor.
Keywords:Hevea brasilliensis Buddings Winter stoppage Covariance analysis
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