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Resources survey on symbiotic nodulations and nitrogen-fixing plants in Shanghai greenland
Author(s): 
Pages: 62-68
Year: Issue:  1
Journal: Acta Agriculturae Zhejiangensis

Keyword:  resource surveyroot nodulenitrogen-fixed plantnitrogenage activityShanghai;
Abstract: 对上海市固氮植物的结瘤状况和固氮效果进行调查分析,采集根瘤寄主分属5科37属,共83种,其中非豆科植物有4科4属12种,豆科植物33属71种.结果表明,有93%的根瘤着生于寄主侧根,大小一般在l~10 mm.形状以球形、近球形、柱形为主,颜色多为白色、黄褐色.固氮酶活性为0~10 μmol/(g·h).
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