Open AccessEffect of Purple Nutsedge (<i>Cyperus rotundus</i>) Population Densities on Onion (<i>Allium cepa</i>) as Influenced by Nitrogen in the Eastern Province of Sri Lanka
Author(s) -
T. Geretharan,
U. R. Sangakkara,
V. Arulnandhy
Publication year - 2011
Publication title -
tropical agricultural research
Language(s) - English
Resource type - Journals
ISSN - 1016-1422
DOI - 10.4038/tar.v22i4.3785
Subject(s) - cyperus rotundus , weed , bulb , allium , population , dry weight , horticulture , crop , agronomy , cyperus , biology , nitrogen , weed control , zoology , chemistry , demography , organic chemistry , sociology
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