Open AccessThe effect of population density of four vegetable cowpea varieties on weed growth and occurrence on an ultisol
Author(s) -
Friday Ekeleme,
G. E. Nwofia
Publication year - 2009
Publication title -
nigeria agricultural journal
Language(s) - English
Resource type - Journals
ISSN - 0300-368X
DOI - 10.4314/naj.v36i1.3208
Subject(s) - ultisol , weed , agronomy , biology , population , population density , soil water , medicine , ecology , environmental health
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