Cookies on CAB Direct. powdery-mildew-of-wheat.pptx (0.30 MB ) PREV. "Ear-Cockle and Yellow Ear-Rot Diseases of Wheat: Ii. “White cockle typically evolves into a perennial, and with a deep taproot, it can be difficult to control,” explains research assistant Ken Sapsford at the University of Saskatchewan. The infected plants show increased tillering and produce ears earlier than the healthy plants. Farming Systems and Management - … Irrigation also help in reducing the pink stem borer damage. (1) Cultivation of wheat varieties resistant to disease or to lodging. (3) Avoiding threshing a diseased crop in field. NEMATODE BACTERIAL ASSOCIATION BY PRAMILA GUPTA*) and GOPAL SWARUP Division of Nematology, Indian Agricultural Research Institute, New Delhi 12, India The pathogenicity on wheat of the nematode Anguina tritici, alone and in combination with the bacterium Corynebacterium tritici, was studied. Ear cockle is endemic in International Journal of Current Microbiology and Applied Sciences ISSN: 2319-7706 Volume 8 Number 03 (2019) Originally found in many parts of the world but has been eradicated from the western hemisphere. Nematode Bacterial Association" published on 01 Jan 1972 by Brill. Threshold of 10,000 juveniles/kg soil develop disease. White cockle may not be the worst weed on the Prairies, but where it exists, it can cause growers frustration. Wheat bunt (Karnal bunt) and now rice bunt are of the major concern in Punjab, Haryana and adjoining parts of Uttar Pradesh. Management: •Balanced Fertilizers ... Download Files . NEXT . This weed grows in areas that have textured soils. The ear is generally completely destroyed except the awns and the rachis. Abstract. EAR-COCKLE AND YELLOW EAR-ROT DISEASES OF WHEAT: II. Ear cockle or tundo of wheat Ear cockle. (5) Avoiding heavy manuring and heavy irrigation. (4) Time of sowing and long range crop rotation can reduce incidence. For its management, foliar spray of quinalphos (Ecalux) 800 ml /acre as soon as pink stem borer is seen. (2) Collection and burning of infected earheads. Yield loses up to 70% have been reported, ranging from 30-70%. As an annual, biennial or short-lived perennial, white cockle can be difficult to control. The weed can grow up to 30mm in height, and all parts of the weed are toxic to livestock. Ear cockle is an important disease in eastern parts of India, hence proper precautions be taken, especially in … It causes a disease in wheat and rye called "ear-cockle" or seed gall. This is to ensure that we give you the best experience possible. When the wind blows the spores are blown off and the bare rachis and central axis is left behind. Course Material. disease. Nematode galls of ear cockle of wheat from India were found to be infested by Sitophilus oryzae, Tribolium castaneum and T. confusum. Like most websites we use cookies. 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