Tea: Blister blight and Red rust

Tea (चाय): Blister blight and Red rust:-

1. Blister blight of tea (चाय का ब्लिस्टर ब्लाइट):- Exobasidium vexans 

Symptoms (लक्षण):-

- Initially oily, yellowish, translucent spots appear on the tender leaf and turn to deep red shiny blisters. 

(प्रारंभ में कोमल पत्तियों पर तैलीय, पीले, पारदर्शी धब्बे दिखाई देते हैं जो गहरे लाल चमकदार फफोले में बदल जाते हैं।)

- The circular spot gradually enlarges to 3 to 13mm diameter, bulged on the under surface of the leaf with a concave trough like depression on the upper surface. 

(गोल धब्बा धीरे-धीरे 3 से 13 मिमी व्यास में बड़ा हो जाता है, पत्ती की निचली सतह पर उभरा होता है और ऊपरी सतह पर एक अवतल गर्त जैसा अवसाद होता है।)

- Leaves become curled and distorted. 

(पत्तियाँ मुड़ जाती हैं और विकृत हो जाती हैं।)

- First flush of 2-3 young leaves are attacked and the young shoots and buds are killed. 

(पहले फ्लश की 2-3 तरुण पत्तियाँ प्रभावित होती हैं और नई कोमल टहनियाँ और कलियाँ मर जाती हैं।)

- Mature leaf is not affected. 

(परिपक्व पत्ती प्रभावित नहीं होती।)

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