【摘 要】
：
Monthly changes in the resin yield of semi-sib families of Pinus elliottii during 2013-2015 were studied.The results showed that from April to October,the resin
【机 构】
：
HunanAcademyofForestry,YongzhouForestryScienceInstitute,HunanFulinBiologicalScienceandTechnologyCo.
【基金项目】
：
Supported by National Key Research and Development Plan(2017YFD 0600502),Forestry Science and Technology Planning Project of Hunan Province,China(XLK201307-2).
论文部分内容阅读
Monthly changes in the resin yield of semi-sib families of Pinus elliottii during 2013-2015 were studied.The results showed that from April to October,the resin yield of the P.elliottii families was the lowest in April and the highest in July.There were s
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