Guava: Wilt and Zinc deficiency
Guava (अमरूद): Wilt and Zinc deficiency:-
1. Wilt (विल्ट):- Fusaium oxysporum f.sp. psidii, F. solani.
Das Gupta and Rai (1947) recorded the disease in the severe form the orchards of Lucknow for the first time India. Dey (1948) reported it from Allahabad, Kanpur and Lucknow. During 1949-50, guava trees suffered serious losses in 11 districts of UP.
[दास गुप्ता और राय (1947) ने पहली बार लखनऊ के बागों में इस बीमारी को गंभीर रूप में दर्ज किया। डेय (1948) ने इसे इलाहाबाद, कानपुर और लखनऊ से रिपोर्ट किया। 1949-50 के दौरान, उत्तर प्रदेश के 11 जिलों में अमरूद के पेड़ों को इस बीमारी से गंभीर नुकसान हुआ।]
Symptoms (लक्षण):-
- The disease can be catagorized into slow wilt and sudden wilt.
(यह रोग धीमा विल्ट और अचानक विल्ट में विभाजित किया जा सकता है।)
- In slow wilt plant takes several months or even a year, to wilt after the appearance of initial symptoms and in sudden wilt, infected plant wilts in a month.
(धीमे विल्ट में पौधा प्रारंभिक लक्षण दिखाई देने के बाद कई महीनों या यहां तक कि एक साल में मुरझाता है, जबकि अचानक विल्ट में संक्रमित पौधा एक महीने के भीतर मुरझा जाता है।)
- Loss of turgidity in a branch or branches of one side of the tree is thee first external symptom. Leaves in this branch wither turn pale and droop before finally dropping off.
(एक शाखा या पेड़ के एक हिस्से की शाखाओं में स्फीति की कमी इसका पहला बाहरी लक्षण है। इस शाखा की पत्तियाँ मुरझा कर पीली पड़ जाती हैं और गिरने से पहले लटक जाती हैं।)
- Symptoms gradually appear on other branches also.
(लक्षण धीरे-धीरे अन्य शाखाओं पर भी दिखाई देने लगते हैं।)
- Infected and withered branches do not recover.
(संक्रमित और मुरझाई शाखाएं फिर से हरी नहीं होतीं।)
- A few plants may show partial wilting, which is a common symptom of wilt in guava.
(कुछ पौधों में आंशिक मुरझान देखा जा सकता है, जो अमरूद में विल्ट का एक सामान्य लक्षण है।)
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