主要气象因子对马尾松产脂量的影响

Journal of Anhui Agricultural Sciences(2012)

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Abstract
通过对固定样地连续2年采脂观测和气象因子统计分析,结果表明,桂东南地区气温是影响马尾松产脂量的主导气象因子,马尾松产脂量随气温变化规律十分明显,产脂量随气温升高而增大;在月平均气温较高的4~10月份,产脂量分别占全年总产量的84.97%~86.19%;而降雨量和日照时数对产脂量的影响不如气温明显,但保证一定数量的降雨量对马尾松增强泌脂能力十分有利;在降雨量基本一致的前提下,日照时数增加有利于提高松脂产量.
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Key words
Resin yield,Pinus massoniana,Meteorological factors
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