Effects of Various Densities of Green Foxtail (Setaria Viridis (L.) BEAUV.) And Lamb's-Quarters (Chenopodium Album L.) On Nitrogen Uptake and Yields of Corn

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Date
1980
Authors
Sihuga K. P.
Bandeen J.D
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Abstract
The physiological requirements of weed crop plants for growth and development have been shown to be similar (Vengris et aT, 1955; WeIbank, 1961; Bandeen and Buchholtz, 1967)• During growth they tend to modify each others' soil and atmospheric environment while competing for their major growth requirements namely nutrients, light (md water. The detrimental effects of weeds on crop production are widely documented (Friesen and Shebeski, 1960; Knake and Slife, 1962: Meggitt, 1970; Burnside and Wicks, 1970). MU7ik (1970) remarked that weeds cause greater crop losses than either insects 'Or plant diseases through plant competition. 'When growing together the growth of a crop plant is restricted as a result of the association between the Need and crop plant
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East African Agricultural And Forestry Journal, XLV (No. 3), p. 214-221
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