Listen up and a plant may tell you it’s thirsty.
. The noises sound something like a kid stomping on bubble wrap and also popped off when scientists snipped the plants’ stems.
Intentional or not, detecting those sounds could be a step forward for agriculture, potentially offering a new way to monitor water stress in plants, the study’s authors propose. If microphones in fields or greenhouses picked up certain clicks, farmers would know their crops were getting dry.
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