论文部分内容阅读
一国内外植物黄化研究概况植物黄化现象是一种生理病害,世界上陆地面积25％-30％的植物都存在这一现象。 1 产生的主要原因国内外专家经五、六十年的研究, 大量的文献报道主要认为是土壤中有效铁缺少。土壤中全铁含量丰
A study of plant yellowing at home and abroad Overview Plant yellowing is a physiological disease, the world’s land area of 25% -30% of the plants are present in this phenomenon. 1 The main reason for the domestic and foreign experts after five or six decades of research, a large number of reports mainly consider the lack of available iron in the soil. Full iron content in soil abundance