Bird and Kaloshian (1959) and Swarup and Singh (1961). Threshold of 10,000 juveniles/kg soil develop disease. Number of Questions Added: 03, #47-49. Studies on loss assessement and chemical control of molya disease of wheat, caused by Heterodera avenae, were conducted at several infested sites during 1976–82. Wheat is the most important Rabi cereal crop of Pakistan. 1958: Molya disease of wheat and barley (caused by Heterodera avenae) recorded in Rajasthan by Vasudeva. Abstract Three nematode diseases of wheat are reported: ear cockle caused by Anguina tritici, tundu (in humid, cool weather) when A. tritici and Coryne-bacterium tritici are present together, and molya disease due to Heterodera avenue.All are of major importance and widespread, ear cockle in the north and the other 2 in the west. Yellow rust, powdery mildew, foliar blight, loose smut, foot/root rot, ear cockle, molya and tundu /spike blight/yellow ear rot diseases were encountered on wheat. 47 Citrus canker is caused by :- Bacteria Virus Fungi Phytoplasma 48 Molya disease of wheat and barley is caused by which nematode:-Heterodera zeae Heterodera avenae Globodera rostochiensis Heterodera graminicola 49 Root-knot disease is caused by which nematode:- Pratylenchus spp. This Page is Updated Last Updated: 18/10/2020, 05:38 pm IST. O Example: Molya disease of wheat caused by Heterodera avenae White tip disease of rice caused by Aphelenchoides besseyi O Soil borne pathogens like Fusarium, Rhizoctonia, Sclerotia can be controlled by this. On the loss estimation and chemical control of ‘Molya’ disease of wheat caused by Heterodera avenae in India. Father of Plant pathology- Anton De Bary Father of Indian Plant Pathology- E. J. Butler An Indian whose name is associated with wheat rust- K. C. Mehta Irish Famine(1845)- Due to late blight of potato (Phytophthora infestans); Bengal Famine(1943)- Due to brown spot of rice (Helminthosporium oryzae); Father of plant virology- Beijerinck Father of plant Bacteriology-E. f. smith Home / Free Test series / Online test series 8 For ICAR, JRF, banksouth, specialist officer, etc All Agri Exams 1. In plants a common symptom caused by deficiency of P, K, Ca and Mg is the? This article will also help you to crack Pre PG (Ag) Test, JRF, SRS, ARS, NET, SET, Ph.D, ASRB, IRMA, UPSC, NARBARD, Cooperative Bank, P.O, BEd. Stem nematode. Originally found in many parts of the world but has been eradicated from the western hemisphere. Foliar nematode. 31. Losses caused by the disease are due to shrivelled seed and reduced seed set. It causes a disease in wheat and rye called “ear-cockle” or seed gall. Plant Pathology MCQ's- Plant Pathology Multiple Choice Questions have very important place in all Agriculture Competitive Exams. Butler, reported Ufra” disease of rice caused by Ditylenchus angustus from Bengal: 1919: Milne, reported Anguina tritici (seed gall) of wheat in Punjab: 1936: Dastur, reported white tip disease of rice by Aphelenchoides besseyi’. Match List-with List-and select the correct answer using the code given below the lists: Oats and barley are immune. diseases caused by infectious agents in his ‘Compendium of Barley Diseases’, however, of this number, mainly yellow and brown rusts, covered smut, powdery mildew, net-blotch, spot blotch, speckled leaf blotch, barley stripe, barley yellow dwarf and molya disease are economically important in Indian context (Table 1). 30. Reported Molya disease of wheat (Heterodera avenae) from Rajasthan. Nair, Das and Menon (1966 BC): Prevention/management tips: The insects are green, inert, louse like and appear […] The Ear cockier of wheat can be differentiated from Molya disease of wheat … 7. Al. Methane in infected part. Indian Journal of … Spot blotch initially causes small, brown spots, which expand into dark brown blotches. The disease thrives in warm, wet conditions. Disease Cycle In India, all these rusts appear in wheat growing belt during Rabi crop season. Radopholus spp. Meloidogyne spp. Indian Journal of Nematology, 16 , 152–159. 2) MOLYA DISEASE OF BARLEY AND WHEAT The disease was first reported on wheat and barley in Rajasthan. Alcohol in feted plants. In Haryana, Heterodera avenae has been reported from Mahendergard, Sirsa, Ambala, Gurgaon, Rohtak, Bhiwani, Faridabad and Hisar districts of Haryana (Kanwar et al., 2011). Like other aphids, the nymphs and adults suck the sap from plants, particularly from their ears. 9. The destructive Molya disease of wheat and barley in rajasthan is caused by: Cyst nematode. Compilation of 150+ Interview questions for an Agricultural Engineer! 3. The foul odour is due to the presence of. It is now known to be widespread in the states of Rajasthan, Haryana and Punjab. Types of sterilization A.Heat Sterilization O Heat is used to destroy all forms of life present in soil. This The inoculum survives in the form of uredospores / teliospores in the hills during off season on self sown crop or volunteer hosts, which provide an … occurrence of wheat disease in the future. Wheat is grown on area of 80.109 x 10^6^ ha with an annual production of 16.6 x 10^6^ tons with an average yield of 2,053 kg/ha. 2. Agriculture Exams Quiz Daily Quiz General Questions Agronomy MCQ Quiz Agriculture Question Quizzes Sugarcane Questions Agricultural Study Questions Loose smut of wheat,caused by fungus Ustilago tritici is a common disease throughout the wheat-growing regions.कंडुवा रोग बीज जनित रोग है। The name loose smut describes the characteristic symptoms of the diseased heads as they extend from the boot in late spring. Lesion nematode. : The durum or macroni wheat, cultivation in India, is considered to be very old. Google Scholar NOUS RENDONS LE SPORT ACCESSIBLE AU PLUS GRAND NOMBRE. reported it for the first time on wheat roots from Sikar district of Rajasthan and the disease caused by this nematode is commonly known as “Molya”. Heterodera spp. The disease has been described by Prasad et. However, yellow rust, ear cockle, tundu, molya and foot/root rot were recognized as the most destructive diseases of wheat. It is used for semolina (suji) preparation. Losses upto 47.2 per cent for wheat variety, Kalyan Sona, in the sandy soils of Rajasthan (India) were comparable to the loss estimates in Australia and were higher than those reported from Canada and European countries. Learn about the pests of wheat and its control. Wheat-gall Nematode: Anguina tritici (Tylenchidae: Tylenchida) Distribution and status: Cosmoplitan. Molya disease of Wheat caused by Heterodera vaenae can be effectively controlled by following crop rotation with crops like Carrot, Fenugreek, Onion, Mustard and gram.. Summer ploughing: This management strategy is most successful in arid regions because of availability of high temperature (42-48) and crop free land during April-June. This nematode species is common in Japan and in the USSR as far west as Siberia, but it is not known in China. Yield loses up to 70% have been reported, ranging from 30-70% . … which include National Eligibility Test, Pre Agriculture Test, Common Entrance Test etc. edudose | 151 - 200 Questions | General Agriculture | Agriculture Quiz (1) Globodera restochinensis (2) Heterodera avenae (3) Meloidogyne spp. ₹500.00 ₹ 199.00; MPPEB SADO Agriculture Study material + 5 Mock Test ₹ 4,000.00 ₹ 399.00; MPPEB RAEO Agriculture Study material + 5 Mock Test ₹ 3,000.00 ₹ 299.00; Mock Test For ICAR - NET (Floriculture) Disease Cycle In India, all these rusts appear in wheat growing belt during Rabi crop season. Uredosori turn into teliosori as summer approaches. Trim ethylamine in spore mass. MANAGE and allied Agricultural Exam. INDEX S. NO.HEADINGS1.PART 01: PURCHASE MCQ(S)2.PART … (1) Bending of leaf tip (2) Appearance of dead necrotic areas ... Molya disease of wheat is caused by ____? Jones (1961 BC): Reported potato cyst nematode for the first time- from Nilgiri, India. Wheat crop field infected with hill bunt often stinks. Barley diseases like The inoculum survives in the form of uredospores / teliospores in the hills during off season on self sown crop or volunteer hosts, which provide an … 29. 1. Soil borne pathogens like Fusarium, Rhizoctonia, Sclerotia can be controlled by this. Mathur BN, Handa DK, Swarup G (1986) On the loss estimation and chemical control of ‘Molya’ disease of wheat caused by Heterodera avenae in India. Which of the following is a mineral lubricants? Siddiqui (1961 BC): Reported first time citrus nematode (Tylenchulus semipenetrans) from India. The present study was designed to determine the appropriate seeding rate for obtaining maximum wheat yield under irrigated conditions of the Bahawalpur region. Currently in north Africa and west Asia. Although very similar to net blotch, spot blotch is caused by the same fungus that causes common root rot. It is a best wheat for drought conditions or under restricted irrigated conditions of Punjab, M.P., Karnataka, Tamil Nadu, Gujarat, West Bengal and H.P. Uredosori turn into teliosori as summer approaches. 1936: White tip disease of rice caused by Aphelenchoides besseyi was reported by Dastur. Hydrogen Sulphide in spore mass. It was recorded in cause of "Molya" disease, an important problem in wheat and barley crops in that country and particularly so in the states of Rajasthan, Haryana, and Punjab (51). (a) Crude petroleum (b) Cotton seed […] DECATHLON | Blogs. Home; Blogs; Contactez-nous; Search for: Search The damage may be as much 50% in certain infected areas. 1959: Siddiqi discovered citrus nematode and other plant parasitic nematodes from Aligarh soil in UP. It causes ear-cockle or mamni disease.The nematode is also the carrier of the bacterial yellow slime ear-rot (tundu disease) caused by Corynebacterium tritici Host range: Rye, spelt and emer. 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