科学家们说,一种永远无需割短的、完美而葱绿的草坪很快就会成为现实——起初,精确地控制植物高度的想法,听上去也许并没有那么令人兴奋。可是,假如你的草坪不会长成一片凌乱不堪的草地,永远无需割短就能保持低矮而整齐,你的感觉如何呢?或者说,假如能够使庄稼长得更好,粮 Scientists say a perfectly green lawn that will never be cut short will soon become a reality - initially, the idea of ​​precisely controlling plant height might not sound as exciting as it might seem. But how do you feel if your lawn does not grow into a messy pasture that can remain low and tidy without cutting it for a long time? Or, if you can make your crops look better,