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塑料和铅制的人造叶子可以告诉气候干燥国家的农民何时给农作物浇水,使作物免于干死。作为先进的预报装置,它们可以在明显的干旱迹象出现之前提醒农民。英国园艺研究国际公司正在进行为期3年的设计人
Artificial leaves of plastic and lead can tell farmers in dry climates when crops are being watered and crops dried out. As advanced forecasting devices, they alert farmers to visible signs of drought. Horticultural Research International is currently working on a three-year designer