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随着科学种田水平的不断提高,各种化学肥料的合理施用. 使得作物需要氮、磷、钾肥的知识家喻户晓。然而,你了解磷肥吗? 磷的发现 故事奇趣 早在17世纪,在德国的汉堡城中,有一位医术不很高明的医生布特朗。因无法谋生,他便加入了当时十分盛行的炼金术的行列.企图“点石成金”而致富。他把所能得到的东西都拿来加热,均告失败。有一天,他竟异想天开地把新鲜的尿蒸干后再加热,虽然尿臊气呛得他头昏眼花,结果却出现了奇迹,在玻璃瓶的上部有一种物质闪耀着美丽的淡蓝色光,
With the continuous improvement of the level of scientific farming, the rational application of various chemical fertilizers makes the knowledge that crops need nitrogen, phosphorus and potassium fertilizer well-known. However, you know the phosphate fertilizer? Phosphorus discovery story Trolltech as early as the 17th century, in Hamburg, Germany, there is a doctor not a very clever doctor Burt Lang. Because of his inability to make a living, he joined the then popular alchemy ranks in an attempt to “point stone into gold” and get rich. He took everything he could get to heat and failed. One day he whimsically evaporated the fresh urine and heated it. Although his urine gas choked him dizzy, the result was a miracle. In the upper part of the glass bottle there was a substance that shone with beautiful light blue light,