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陈善波, 黄洋, 宋乾丽, 金银春, 罗慧, 宋小军, 彭晓曦, 吴宗兴. 不同修剪方法对核桃幼树生长量的影响[J]. 四川林业科技, 2016, 37(3): 88-91. DOI: 10.16779/j.cnki.1003-5508.2016.03.016
引用本文: 陈善波, 黄洋, 宋乾丽, 金银春, 罗慧, 宋小军, 彭晓曦, 吴宗兴. 不同修剪方法对核桃幼树生长量的影响[J]. 四川林业科技, 2016, 37(3): 88-91. DOI: 10.16779/j.cnki.1003-5508.2016.03.016
CHEN Shan-bo, HUANG Yang, SONG Qian-li, JIN Yin-chun, LUO Hui, SONG Xiao-jun, PENG Xiao-xi, WU Zong-xing. Effects of Different Pruning Methods on the Growth of Juglans regia[J]. Journal of Sichuan Forestry Science and Technology, 2016, 37(3): 88-91. DOI: 10.16779/j.cnki.1003-5508.2016.03.016
Citation: CHEN Shan-bo, HUANG Yang, SONG Qian-li, JIN Yin-chun, LUO Hui, SONG Xiao-jun, PENG Xiao-xi, WU Zong-xing. Effects of Different Pruning Methods on the Growth of Juglans regia[J]. Journal of Sichuan Forestry Science and Technology, 2016, 37(3): 88-91. DOI: 10.16779/j.cnki.1003-5508.2016.03.016

不同修剪方法对核桃幼树生长量的影响

Effects of Different Pruning Methods on the Growth of Juglans regia

  • 摘要: 为增强树势,提高抗性,以早实核桃"薄壳早"、"客龙早"、"珍珠核桃"、"川香"、"辽宁1号"和晚实核桃"清香"为试材,研究了不同修剪方法对不同品种核桃幼树生长量的影响。结果表明:(1)核桃幼树通过修剪以后,萌芽数量随修剪强度的增强而减少,但萌芽成枝力随修剪强度的增强而增强。(2)新梢伸长生长与粗生长均表现为重剪﹥中剪﹥轻剪﹥对照,且呈正相关,在6个核桃品种中,"薄壳早"的生长量最大。(3)叶片长度均表现为重剪﹥中剪﹥轻剪﹥对照,"薄壳早"和"客龙早" 叶片长度增长明显。(4)核桃秋季栽植后,于次年春季及时修剪定干,修剪以重剪为主、中剪为辅,定干高度为30 cm~50 cm。

     

    Abstract: To enhance the growth vigor and improve cultivation resistance of Juglans regia,taking early-bearing breeds "Bokezao","Kelongzao","Zhenzhu","Chuan Xiang","Liaoning 1" and late-bearing breed "Qingxiang" as the experimental materials,studies were made of the influence of different pruning methods on the sapling growth of different varieties of Juglans regia.The results showed that (1) bud number decreased with the increase of pruning intensity,while the ability of bud into branches rose with the increase of pruning intensity.(2)The growth of new shoot elongation and diameter showed heavy pruning > middle pruning > light pruning > CK,and there was a positive correlation between them.In the six Juglans regia varieties,Bokezao was the best.(3) The leaf growth showd heavy pruning > middle pruning > light pruning > CK,the Bokezao and Kelongzao's leaf length increased obviously.(4)Pruning was timely done in the next spring after planting,heavy pruning was main and middle pruning was as supplement.The determined height of stem was 30 cm~50 cm.

     

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