Web(1)Pusa Shubhra- (b) Curl blight black rot - Pusa shubhra is modified variety of cauliflower which is resistance to curly blight black rot disease. (2)Pusa swarnim -(d) White rust - Pusa swarnim is a modified variety of Brassica which is resistance to white rust disease. (3) Pusa sadabahar - (c)Chilli mosaic virus - Pusa sadabahar is a modified … WebPrimary method of controlling black rot is through the use of good sanitation practices; rotate crops to non-cruciferous crops every 2 years; plant resistant varieties; control cruciferous weed species which may act as a reservoir for bacteria; plant pathogen-free seed Clubroot Plasmodiophora brassicae Symptoms
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WebPusa Shubhra, an improved variety of cauliflower, is resistant to: 1. White rust 2. Bacterial blight 3. Black rot 4. Leaf curl Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions and PDF Questions with answers, solutions, explanations, NCERT reference … WebVeins in the affected areas are black. The bacterium may attack cruciferous plants at all stages of growth. A black discoloration is observed in the stem when it is split lengthwise. Cauliflower is very susceptible to black rot and the interior of the stem may be destroyed by secondary soft rot organisms that attack the black rot infection.
WebMar 22, 2024 · Curl blight black rot and aphids are immune to Pusa snowball K-1 and Pusa A-4, respectively. It has the best snow-white curd consistency among the snowball forms and maintains it even if the harvesting is delayed. In texture, the leaves are puckered, serrated and light green. WebDec 28, 2024 · You don’t want the soil to get bone dry but you also don’t want to overwater this plant which will cause leaves curling down at the very least at root rot at the worst. To prevent overwatering an African Violet, just water when the first few inches of soil are dry as this will allow the lower soil to stay slightly moist without having to ...
WebPlace a 3-inch paper collar around the stem of the plant. Keep the garden free of weeds; sprinkle wood ash around base of plants. • Young sprouts fail to grow or die back; bluish-black spot on leaves and stems. Blackleg is a fungal disease which leaves sprouts girdled and rotting at soil level–“blacklegs.”. WebOct 19, 2024 · African violet leaf curl may be caused by too much sun. If cold temperature is not an issue and if you don’t see signs of mites, look at the light your plants are getting. African violets prefer bright but indirect light. Too much direct, hot sunlight can cause leaves to brown and curl under. Move plants out of direct light to see if that ...
WebResistance to diseases; Wheat: Himgirl: Leaf and stripe rust, hill bunt: Brassica: Pusa swarnim (Karan rai) White rust: Cauliflower: Pusa shubhra, Pusa Snowball K-1: Black rot and Curl blight black rot: Cowpea: Pusa Komal: Bacterial blight: Chilli: Pusa Sadabahar: Chilly mosaic virus, Tobacco mosaic virus and Leaf curl
WebBlack rot 2. Curl blight black rot 3. Cauliflower 4. Bacterial Blight Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions and PDF Questions with answers, solutions, explanations, NCERT reference and difficulty level. 8527521718; cervelo rear accessory mountWebBlack rot 2. Curl blight black rot 3. Cauliflower 4. Bacterial Blight Strategies for Enhancement in Food Production Botany NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers. buy windows server 2012 r2 product keyWebJul 10, 2024 · Black rot is one of the most serious cabbage / kale diseases in warm climates. Diseased plants may rot quickly before or after harvest because of secondary infection from bacterial soft-rot. Soft-rot bacteria may invade heads of black-rot-infected plants, causing tissue to become slimy and foul-smelling. cervelo racefiets 2022WebCurl blight black rot is a prevalent disease in cruciferous plants. It is a bacterial disease caused by the pathogen Xanthomonas campestris. The pathogen initially attacks the leaves. The infected tissue shows wilting and the colour changes from pale green to yellow to finally brown and thereafter it dies. Pusa Sawani buy windows server 2016 essentialsWebPusa shubhra, a disease-resistant variety is not associated with 1. Black rot 2. Curl blight black rot 3. Cauliflower 4. Bacterial Blight Strategies for Enhancement in Food Production Botany Questions Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar … buy windows server 2003WebCauliflower is very susceptible to black rot and the interior of the stem may be destroyed by secondary soft rot organisms that attack the black rot infection. It is a seed-borne bacterium which can persist in the soil for only a short time. Some wild plants may act as hosts harboring the bacterium while crucifers are absent from commercial fields. buy windows server 2003 r2WebApr 5, 2024 · Fungi, bacterial and viral disease are released as a disease resistance when some crop varieties use hybridisation and selection for breeding. Hence, the correct answer is option (A). Note: The identification of the leaf rust and stripe rust is done by the arrangements of the pustules on the leaves. buy windows update