Wednesday, April 1, 2026

nighttime temperatures

Hotter nights upset rice plant’s biological schedule

Rising nighttime temperatures are curbing crop yields for rice, and new research moves us closer to understanding why. The study found that warmer nights alter the rice plant’s biological schedule, with hundreds of genes being expressed earlier than usual,...

Cold nighttime temps during booting may affect rice yields

• By Bruce Linquist • The period between panicle initiation (PI) and heading is critical with respect to grain formation. During this time, cold temperatures can result in pollen sterility as the plants go through meiosis. Pollen sterility results in...

Arkansas scientists investigate effects of high night temperatures on rice quality

Arkansas scientists are working to develop rice varieties that are tolerant of Arkansas’ frequent high nighttime air temperatures, a condition that can significantly reduce yields and post-harvest quality. Paul Counce, a University of Arkansas System Division of Agriculture professor and...

New University of Arkansas greenhouse will aid nighttime temperature studies

A research greenhouse formally opened Aug. 2 further aids University of Arkansas efforts to stem yield loss after milling due to high nighttime temperatures. Jay Coker, chairman of the Rice Research and Promotion Board, says the need for an advanced...

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