تصفح Biological & Environmental Sciences حسب الموضوع "Weeds."
السجلات المعروضة 1 -- 1 من 1
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Effects of herbicide and timing of removal on interference between barley and weeds
( Blackwell Publishing Ltd , 1988 , Article)Field experiments were done during the rainy season of 1984�85 and 1985�86 at Harma, Qatar. A weed survey of barley fields was conducted with the primary purpose of identifying the weed vegetation present. The effects of ...