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Position: Home > Articles > Distribution and Insect Catching Characteristics of Pinguicula alpina in Changqing Nature Reserve Shaanxi Forest Science and Technology 2016 (6) 43-44+55

长青自然保护区高山捕虫堇分布及捕虫特性初步调查

作  者:
董伟
单  位:
陕西长青国家级自然保护区管理局
关键词:
长青自然保护区;高山捕虫堇;分布;捕虫特性
摘  要:
长青自然保护区高山捕虫堇野外调查研究发现,高山捕虫堇在本保护区内华阳中心保护站万方沟2730m处有1处呈零星点状、小片状分布,分布区域狭小;花期为6-7月,果期为8-9月;主要靠叶片正面密布的腺体分泌粘液引诱、粘捕、消化昆虫;植株平均捕食成功率93.2%,被食昆虫种类及比例为蚜虫27.2%、蚊类26.0%、蚂蚁17.3%、蝇类19.9%、蜂类10.5%、蝽0.01%、蜘蛛0.05%、蛾0.01%、花萤0.01%、瓢虫0.01%,被成功捕食的大多为体型较小的昆虫成虫或幼虫;建议加大研究和保护力度。
译  名:
Distribution and Insect Catching Characteristics of Pinguicula alpina in Changqing Nature Reserve
作  者:
DONG Wei;Administration of Changqing National Nature Reserve;
关键词:
Changqing Nature Reserve;;Pinguicula alpine;;distribution;;insect-catching
摘  要:
The field investigation showed that Pinguicula alpine is distributed at the elevation of2730 mbelonging to Huayang Protection Station of nature reserve,scattering in a narrow area.It blossomed between June and July and fruit born between August and September.Its back of leaf is sticky for inducing,catching and digesting insects.The success of insect catching per plant is 93.2%.The insects to be caught are buds 27.2%,mosquitoes 26.0%,ants 17.3%,flies 19.9%,bees10.5%,stinkbug 0.01%,spiders 0.05%,moth 0.01%,leather winged beetle 0.01% and ladybird 0.01%,indicating the preference of small-sized insects.

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