• 不同形态氮



  1. At the same time, the screening cultivars and densities, and testing the effect of different N, P, K ratios were conducted.
  2. Eight Dutch surface soils were used in this study to analyse different N fractions in 0.01 molL~(-1) CaCl_2 extracts and percolates at different temperatures.
  3. A hydroponic experiment was conducted to investigate the effect of different N levels on the growth and anti-cancer glucosinolates content of Chinese kale (Brassica alboglabra).
  4. Tong Y A,Zhang W X,Han W S,Deng J L.Transformation of different N fertilizer in Manural loessial soil and Huangmian soil[J].Chinese Journal of Soil Science.1994,25(3):107-108.
  5. Chun L,Chen F J,Zhang F S,Mi G H.Root growth,nitrogen uptake and yield formation of hybrid maize with different N efficiency[J].Plant Nutr.Fert.Sci.,2005,11(5):615-619.
  6. Abstract : The experiment used a perlite and drip-irrigation system to compared the effects of arbuscular mycorrhizal fungi on maize under different N and P supply levels.
    摘要 : 以珍珠岩为培养基质的半液培实验比较研究了不同氮磷水平营养液对接种丛枝菌根真菌玉米的影响。
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