ear cockle of wheat management

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. Currently in north Africa and west Asia only. It causes a disease in wheat and rye called "ear-cockle" or seed gall. Like most websites we use cookies. (2) Collection and burning of infected earheads. Yield loses up to 70% have been reported, ranging from 30-70%. This is to ensure that we give you the best experience possible. disease. For its management, foliar spray of quinalphos (Ecalux) 800 ml /acre as soon as pink stem borer is seen. NEXT . Originally found in many parts of the world but has been eradicated from the western hemisphere. Cookies on CAB Direct. The first visable symptoms of attack by Anguina tritici in wheat plants are the enlargement of the basal stem portion followed by twisting and crink- ling of the leaves. Ear cockle is endemic in International Journal of Current Microbiology and Applied Sciences ISSN: 2319-7706 Volume 8 Number 03 (2019) "Ear-Cockle and Yellow Ear-Rot Diseases of Wheat: Ii. (5) Avoiding heavy manuring and heavy irrigation. Irrigation also help in reducing the pink stem borer damage. The ear is generally completely destroyed except the awns and the rachis. To it may cling a few spores that have not been blown off by the wind. Cow cockle is resistant to common control herbicides, which gives it the ability to survive in areas where other weeds cannot. Course Material. Management: •Balanced Fertilizers ... Download Files . “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 nematode larvae feed ecto-parasitically around the growing point of the plant. EAR-COCKLE AND YELLOW EAR-ROT DISEASES OF WHEAT: II. This weed grows in areas that have textured soils. Ear cockle is an important disease in eastern parts of India, hence proper precautions be taken, especially in … (1) Cultivation of wheat varieties resistant to disease or to lodging. White cockle may not be the worst weed on the Prairies, but where it exists, it can cause growers frustration. Nematode galls of ear cockle of wheat from India were found to be infested by Sitophilus oryzae, Tribolium castaneum and T. confusum. Wheat bunt (Karnal bunt) and now rice bunt are of the major concern in Punjab, Haryana and adjoining parts of Uttar Pradesh. Farming Systems and Management - … As an annual, biennial or short-lived perennial, white cockle can be difficult to control. (3) Avoiding threshing a diseased crop in field. When the wind blows the spores are blown off and the bare rachis and central axis is left behind. The infected plants show increased tillering and produce ears earlier than the healthy plants. The weed can grow up to 30mm in height, and all parts of the weed are toxic to livestock. powdery-mildew-of-wheat.pptx (0.30 MB ) PREV. (4) Time of sowing and long range crop rotation can reduce incidence. Scab of potato appears in severe form in Indo gangetic region. Ear cockle or tundo of wheat Ear cockle. Nematode Bacterial Association" published on 01 Jan 1972 by Brill. Threshold of 10,000 juveniles/kg soil develop disease. It is not necessary that all the ears of a wheat plant may be smutted. Abstract. Wheat plant may be smutted in field ear is generally completely destroyed except the awns and the bare and... Soon as pink stem borer is seen and YELLOW EAR-ROT DISEASES of wheat from India were found to be by! Off and the bare rachis and central axis is left behind, cockle. 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