Abstract : The content of nitrogen and phosphorus in the different parts of water hyacinth was tested, and some other economic crops were compared with it in the paper.

　
英 美
  • 摘要 ： 分析、研究了水葫蘆植株不同生長(cháng)時(shí)期、不同部位的全氮和全磷含量，并與常見(jiàn)的經(jīng)濟作物進(jìn)行比較。
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