Moong, Urd and Moth beans: Web blight and Yellow mosaic

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Moong, Urd and Moth beans (मूंग, उड़द और मोठ): Web blight and Yellow mosaic:-

1. Web blight (वेब ब्लाइट):-

Symptoms (लक्षण):-

- Small necrotic lesions (2-10 mm in diam) with brown centers and olive green margins form on leaves. 

(पत्तियों पर छोटे-छोटे (2-10 मिमी व्यास के) नेक्रोटिक घाव दिखाई देते हैं, जिनके केंद्र भूरे और किनारे जैतूनी हरे रंग के होते हैं।)

- Lesions become water-soaked, enlarge and coalesce rapidly to take on a scalded appearance, and become covered by whitish to brown mycelium, with small sclerotia.

(घाव पानी से भरे हुए दिखाई देते हैं, जल्दी से बढ़ते हैं और आपस में मिलकर एक स्कैल्डेड (झुलसी हुई) सतह का रूप लेते हैं। इन घावों पर सफेद से लेकर भूरे रंग का कवकजाल और छोटे सक्लीरोशिया दिखाई देते हैं।)

Factors Favouring (बढ़ावा देने वाले कारक):-

  • - Presence of previously infested crop debris.

  • (पहले से संक्रमित फसल अवशेषों की उपस्थिति।)

  • - Lack of crop rotation.

  • (फसल चक्रण की कमी।)

  • - Poor sanitation of previous legume and weed debris

  • (पिछली फलियों और खरपतवार अवशेषों की खराब सफाई।)

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