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Yield response of African leafy vegetables to nitrogen, phosphorus and potassium: The case of Brassica rapa L. subsp. chinensis and Solanum retroflexum Dun.#
Van Averbeke, WVolume:
33
Language:
english
Journal:
Water SA
DOI:
10.4314/wsa.v33i3.49116
Date:
December, 2009
File:
PDF, 258 KB
english, 2009