Early Heat May Adversely Affect Wheat, Other Crops: IMD

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Early Heat May Adversely Affect Wheat, Other Crops: IMD


Last Updated: February 21, 2023, 00:13 IST

Wheat crops will be sprayed with 2% urea or fertilised with gypsum and a urea resolution. (Image: News18)

Maximum temperatures in Gujarat, Rajasthan, Konkan, Goa and coastal Karnataka have remained within the vary of 35 to 39 levels Celsius 4 to 9 levels above regular since February 13

Significantly excessive temperatures over northwest India, Gujarat, Konkan and Goa might have an hostile influence on wheat and different crops, the India Meteorological Department mentioned on Monday. Maximum temperatures in Gujarat, Rajasthan, Konkan, Goa and coastal Karnataka have remained within the vary of 35 to 39 levels Celsius — 4 to 9 levels above regular — since February 13, the Met workplace mentioned in an announcement.

They are 6 to 9 levels Celsius above regular in some components of Saurashtra and Kutch and south west Rajasthan.

Maximum temperatures in Punjab, Haryana, Chandigarh and Delhi have remained 5 to 9 levels Celsius above regular since February 18.

“Significantly higher-than-normal maximum temperatures over northwest India, Gujarat, Konkan and Goa may be attributed to the absence of any active western disturbance in February, a dry spell prevailing over the plains and subdued precipitation over hills,” the India Meteorological Department (IMD) mentioned.

It mentioned an anti-cyclone over south Gujarat led to subsidence of air and the warming over the area.

Anticyclones are centres of excessive stress from the place winds blow out in each course. The anticyclone over India sends heat winds from north-west to central and western India, inflicting warmth waves.

“This higher day temperature might lead to an adverse effect on wheat as the crop is approaching reproductive growth period, which is sensitive to temperature,” the IMD mentioned.

High temperatures throughout the flowering and maturing durations results in loss in yield. There may very well be an identical influence on different standing crops and horticulture, it mentioned.

The IMD mentioned farmers can go for mild irrigation if the crop seems to be below stress.

“To reduce the impact of higher temperatures, add mulch material in the space between two rows of vegetable crops to conserve soil moisture and maintain soil temperature,” it mentioned.

Earlier within the day, the IMD withdrew its heatwave warning for remoted locations in Kutch and Konkan areas as a result of sea breeze resulting in a drop in temperatures.

The Met workplace on Sunday mentioned remoted heatwave “conditions are likely over Kutch and Konkan during the next two days”.

Officials had mentioned it was the earliest a heatwave alert was issued for these areas.

“We have withdrawn the heatwave warning for these regions with the temperatures showing a decreasing tendency due to sea breeze. Maximum temperatures are predicted to drop by two to three degrees Celsius in the next two-three days,” mentioned Naresh Kumar, a senior scientist on the IMD.

A warmth wave is said if the utmost temperature of a station reaches at the very least 40 levels Celsius within the plains, at the very least 37 levels in coastal areas and at the very least 30 levels in hilly areas, and the departure from regular is at the very least 4.5 levels.

In March final yr, the warmest recorded within the nation since 1901, warmth brought on a decline of two.5 per cent in wheat yields.

The climate division had attributed the bizarre warmth to the dearth of rainfall as a result of absence of energetic western disturbances over north India and any main system over south India.

The nation as a complete had logged simply 8.9 mm rainfall, which was 71 per cent decrease than its lengthy interval common of 30.4 mm.

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(This story has not been edited by News18 employees and is printed from a syndicated information company feed)



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