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为什么蚯蚓是植wu的好朋友?

本站新(短)域名:xiguashuwu.com

为什么蚯蚓是植wu的好朋友?

蚯蚓是一zhong常见的动wu,属于无脊椎动wu中的环节动wu门。蚯蚓生活在土壤里。它吃土壤里腐烂的有机wu,有时也会钻chu土壤,吃地面上腐烂的落叶。蚯蚓排chu的粪便中han有丰富的氮、磷、钾、镁等矿wu质元素以及铜、硼、锰等微量元素,不仅是农作wu的好养料,而且使土壤的fei力大大增加。此外,蚯蚓在土里能弄碎土壤,改变土壤的结构和通气xing,将shen层土翻到表面,将表层土及其所han的有机wu带入土壤下层,从而促进了土壤微生wu的活动,加速有机wu的分解,有利于对土壤的改良。蚯蚓在土壤里非常活跃,它在土里钻来钻去,使jin结的土壤变松,改善土壤结构,有利于植wugen系的生长发育。所以说蚯蚓对植wu的生长是有百利而无一害的。

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