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不同生态恢复措施对天全县方竹生长的影响

Effect of Different Ecological Restoration Measures on the Growth of Chimonobambusa quadrangularis in Tianquan County

  • 摘要: 为加快天全县方竹林的恢复,为大熊猫提供充足的食物,本文对不同生态恢复措施下方竹林的生物量分配格局及生长规律进行研究。研究结果显示:不同龄级的方竹,在生境恢复措施下的含水率小于生境保育措施下的含水率。不同恢复措施下方竹生物量表现为:除当年的新生竹外,生境恢复措施下方竹林B、C龄级的生物量都大于生境保育措施下方竹林生物量。不同生态恢复措施下方竹的株高、基径与竹龄均呈现相关性,其中生境恢复措施下方竹的株高与基径之间呈显著相关关系。

     

    Abstract: In order to speed up the recovery of Chimonobambusa quadrangularis forest in Tianquan County for providing plenty of food for the giant panda,studies were made of bamboo biomass allocation and growth rules by use of the different ecological recovery measures.The results showed that the moisture content of different age classes of bamboo under the condition of habitat restoration was less than that under the condition of habitat conservation.The data of bamboo biomass under different recovery measures showed that in addition to the new bamboo,by use of habitat restoration measures,the biomass of the bamboo forest of B and C age-level of were greater than that of the bamboo forest by use of the habitat conservation measures.By using different ecological restoration measures,the plant height,basal diameter and bamboo age were correlated,and especially,the relationship between plant height and basal diameter was significantly correlated with the habitat restoration measures.

     

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