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To determine stem rust resistance genes of wheat varieties in Yunnan province, 11 Chinese strains of Puccinia graminis f.sp. tritici with different virulence and 1 artificial mutant strain were used i...
Fifty genotypes of cauliflower (Brassica oleracea var. botrytis) were evaluated for resistance to clubroot disease (Plasmodiophora brassicae Wor.) under controlled conditions in a plant growth chamb...
Rhopalosiphum padi is a polyphagous species with a nearly worldwide distribution. Biological parameters of this aphid on six commonly grown wheat cultivars in the Fars province including Chamran, Da...
During 4 years, 27 cultivars and breeding lines of winter wheat (Triticum aestivum) were tested in small plot experiments for resistance to powdery mildew fungus. The most resistant were Frimegu, RE96...
Bunts (caused by Tilletia caries and T. controversa) belong to very important diseases of winter wheat because contaminated commodities (seeds, foods and feeds) affect the marketability of the crop on...
The evaluation of scab resistant apple cultivars in Estonia.
Wheat yellow mosaic virus (WYMV) is a soilborne virus transmitted by Polymyxa graminis. Experimental data suggested the occurrence of WYMV strains in Japan. Based on their susceptibility to Japanese...
Nematode management decisions should be based, in part, on knowledge of the damage threshold population density, and this value is likely to vary based on the level of resistance of the cotton cultiva...
Bacterial blight, caused by Xanthomonas campestris pv. malvacearum (Smith) Dye (Xcm), can be a serious disease in most Upland cotton (Gossypium hirsutum L.) growing areas of the world. While blight ou...
The root-knot nematode (Meloidogyne incognita Kofoid & White), a widespread and serious pest of cotton (Gossypium hirsutum L.) throughout the Cotton Belt, is managed in many areas in part through cult...
Pratylenchus brachyurus (Godfrey) Filipjev & Sch. Stekh. is widespread in Brazilian cotton fields and is presumed to cause crop losses. Little information is available concerning its relationship with...

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