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Role of continuous nitrogen fertilization on nutrient composition of leaves sampled at various stages of growth and on yield of yam (dioscorsa rotunoata)

Autor: E. A. Aduayi, S. N. Okpon

Publikováno v: Communications in Soil Science and Plant Analysis. 11:267-282

White yam (Dioacosa rotundata cv. Olonko) was grown consecutively for three growing seasons, i.e. from February to October of 1975, 1976 and 1977, and treated with six levels of nitrogen, viz: 0, 40, 80, 120, 160 and 200 kg N/ha in the field. Leaf sa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::13968c4d06b49297c5e0980af599c18f
https://doi.org/10.1080/00103628009367035

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