Dangos 1 - 10 canlyniadau o 16 ar gyfer chwilio '"Plants Effect of nitrogen on"', amser ymholiad: 0.04e Mireinio'r Canlyniadau
  1. 1
    Cyhoeddwyd 1996
    Llyfr

    Progress in nitrogen cycling studies proceedings of the 8th Nitrogen Workshop, held at the University of Ghent, 5-8 September 1994
  2. 2
    gan Watanabe, Iwao
    Cyhoeddwyd 1991
    Analytics

    Biological nitrogen fixation in sustainable rice farming
  3. 3
    gan Wiroatmodjo, Joedojono 1945-
    Cyhoeddwyd 1980
    Visual Material

    The NPK nutrition and moisture relation studies and their effects on quality of Virginia tobacco [microform]
  4. 4
    Cyhoeddwyd 1979
    Llyfr

    Nitrogen and rice
  5. 5
    Cyhoeddwyd 1979
    Llyfr

    Nitrogen and rice
  6. 6
    Cyhoeddwyd 1979
    Llyfr

    Nitrogen and rice
  7. 7
    gan Watanabe, Iwao
    Cyhoeddwyd 1978
    Analytics

    Biological nitrogen fixation in rice soils
  8. 8
    Visual Material

    Effects of different light intensities, nitrogen levels and population densities on grain sorghum [microform].
  9. 9
    gan Bautista, Ofelia Karganilla 1940-
    Cyhoeddwyd 1977
    Visual Material

    The effects of N, K, and CA on the growth yield and quality fo snap cowpea [microform].
  10. 10
    Llyfr

    N P K nutrition of sugarcane
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