伍晓蔷, 张俊伟, 甘云浩. 华山松丛枝病初步研究[J]. 西南林业大学学报, 2003, 23(2): 68-70. DOI: 10.11929/j.issn.2095-1914.2003.02.020
引用本文: 伍晓蔷, 张俊伟, 甘云浩. 华山松丛枝病初步研究[J]. 西南林业大学学报, 2003, 23(2): 68-70. DOI: 10.11929/j.issn.2095-1914.2003.02.020
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WU Xiao-qiang, ZHANG Jun-wei, GAN Yun-hao. A Preliminary Study on Pinus armandii Witches'Broom in Yunnan[J]. Journal of Southwest Forestry University, 2003, 23(2): 68-70. DOI: 10.11929/j.issn.2095-1914.2003.02.020
Citation: WU Xiao-qiang, ZHANG Jun-wei, GAN Yun-hao. A Preliminary Study on Pinus armandii Witches'Broom in Yunnan[J]. Journal of Southwest Forestry University, 2003, 23(2): 68-70. DOI: 10.11929/j.issn.2095-1914.2003.02.020
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华山松丛枝病初步研究

A Preliminary Study on Pinus armandii Witches'Broom in Yunnan

    摘要
  • 摘要: 对云南省华山松丛枝病进行了调查研究,结果表明:在云南省5个地、州2686.7hm2的华山松林中,有丛枝病发生的面积为1593.3hm2,占调查总面积的59.3%。华山松丛枝病严重影响华山松的种实产量,结果量和产粒量分别下降44%和27%。

     

    Abstract: A preliminary study on Pinus armandii witches' broom showed that the area of Pinus armandii forest investigated was up to 2 686.7 hm2 in 5 municipalities of Yunnan.In the investigated forest area,1593.33 hm2,about 59.3% of totally investigated Pinus armandii forest was infected by witches' broom.The disease is seriously influence fruition and output of seed of Pinus armandii.Both fruition and output of seed come down 44% and 27.

     

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