新洲县近几年发现部分小麦发生黄化死苗现象,据调查,目前全县已有10万余亩小麦发生不同程度的黄化死苗现象,轻者每亩减产几十公斤,重者减产上百公斤,有的甚至无收,仅此一项,全县每年损失小麦400万公斤以上,占小麦总产的4％～5％。1982～1987年,曾对这类田块施用石灰,取得了一定的效果,但是没有抑制住小麦黄化死苗的发展。1988年开展了小麦施用微肥的研究,结果发现小麦施用钼肥效果很好。在此基础 In recent years, Xinzhou County found that part of the phenomenon of yellow dead seedlings of wheat, according to the survey, the county has more than 10 acres of wheat occurred in varying degrees of yellow dead seedlings, light weight loss per acre dozens of kilograms, Production cuts of 100 kilograms, and some even no close, only this one, the county lost more than 400 million kilograms of wheat each year, accounting for 4% to 5% of total wheat output. From 1982 to 1987, lime was applied to these plots, which achieved certain effects, but did not inhibit the development of wheat yellow dead seedlings. The wheat micronutrient application was carried out in 1988 and it was found that the application of molybdenum fertilizer to wheat was very effective. Based on this