Shimla, Dec. 2 -- A prolonged dry spell and unusually harsh sunlight have triggered renewed concern among horticulturists as canker disease spreads rapidly across apple orchards in Himachal Pradesh.
The state's flagship crop, which contributes nearly 14 per cent to the Gross State Domestic Product and sustains the livelihood of about five lakh growers, is facing heightened vulnerability due to persistent drought-like conditions.
Experts report that premature leaf fall, depleted soil moisture, and scorching sunlight have combined to create ideal conditions for the onset and spread of canker.
The sunburn on stems and branches has damaged bark tissues, weakening plant immunity and making trees more susceptible to fungal infections. Older tr...