Protection of Mountain Apiaries from Bears by Use of Electric Fence
Protection of Mountain Apiaries from Bears by Use of Electric Fence
复制标题
使用电围栏保护山地养蜂场免受熊的侵害
DOI：
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发表时间：
1938
期刊：
影响因子：
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通讯作者：
B. D. Moses
中科院分区：
文献类型：
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作者：
T. Storer;G. H. Vansell;B. D. Moses
大自然经常在野外的各种动物和植物之间编织出一种奇怪的相互关系，如今在经济动物学领域也出现了一些同样复杂的情况，不同种类动物的活动触及了不同的人类利益。因此，加州低地农作物生产的演变现在已经影响到了西海岸的野生黑熊。
Nature often has woven a strange fabric of interrelations between various species of animals and plants in the wild, and nowadays some equally complex situations are arising in the field of economic zoology where the activities of different species of animals touch diverse human interests. Thus, the evolution of agricultural crop production in the lowlands of California has now affected the wild black bears in the Si-