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邓家老宅后面的竹林忽然出现竹子大面积枯竭死亡的现象。获得这一情况后,走访民警凭借职业警觉,敏锐地意识到该处可能有人制造毒品。 相似文献
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自古以来,竹子就是一种人们喜爱的建筑材料。然而,工业社会以来.人们用到竹子的地方越来越少。近年来,环保人士认识到竹子是一种很好的环保材料,并号召工业界采用竹子作为原料。 相似文献
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HUOJIANYING 《今日中国(英文版)》2003,52(10):50-53
THE bamboo plant, fargesia spathacea, is the staple food of the giant panda anda cultural icon in Chinese history. In sharp contrast to other plants, the bambooonly blossoms every 60 to 80 years, and perishes soon after. It takes one tothree decades for its seeds to grow. In the past 3 million years bamboos haveundergone more than 50,000 extensive blooms. Pandas survived by migrating,but this is no longer an option owing to the sharp decrease of bamboo forests. The lasttwo bloomings of bamboo caused 250 giant pandas to starve to death. 相似文献
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