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BRIM CA, 1973, AGRONOMY, V16, P155
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BRIM CHARLES A., 1961, CROP SCI, V1, P187, DOI 10.2135/cropsci1961.0011183X000100030009x
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HANSON W. D., 1961, CROP SCI, V1, P121, DOI 10.2135/cropsci1961.0011183X000100020011x
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HANSON W. D., 1962, CROP SCI, V2, P63, DOI 10.2135/cropsci1962.0011183X000200010021x