植物在自然界生态平衡中至关重要,既能绿化环境、净化空气,也能为人们提供财富,更能使人们赏心悦目。此外,它还有一种鲜为人知的功能——帮助人们寻找矿藏呢!科学史上第一次明确记载利用植物找矿发生在1810年。当时,美国一位名叫泰逊的地质学家正在马里兰州和宾夕法尼亚州的交界地带进行勘查。他惊奇地发现,那个地区的冬青树虽然叶脉是绿色的,但叶子的其他部份却是黄色的。他推测这可能是冬青树吸收了地下某些矿物的结果。于是,他就集中精力在叶子黄得 Plants are vital in the ecological balance of nature, both greening the environment, purifying the air, but also for people to provide wealth, make people more pleasing to the eye. In addition, it also has a little-known function - to help people look for mineral resources it! The first time in the history of science that the use of plant prospecting took place in 1810. At that time, a US geologist named Tyson was conducting a survey at the junction of Maryland and Pennsylvania. He was surprised to find that the holly tree in that area, although the veins were green, but the rest of the leaves were yellow. He speculated that this may be the result of the holly tree absorbing some of the minerals underground. So he concentrated on the yellow leaves