“取一份土样，让电脑测因缺啥营养”．如今，山东省陵县农民知道接“营养”需求给庄稼施肥了．这个县推广电子测土配方施肥，3年累计推广面积40万亩。今年初，全县又将推广面积落实到45万亩，占总耕地面积的一半。陵县是传统的农业大县。许多农民施肥迷信“三个百”，亩施磷、 “Take a soil sample, let the computer test due to lack of nutrition.” Today, farmers in Lingxian County, Shandong Province know that the demand for “nutrition” is fertilized for crops. The county to promote electronic soil testing and fertilizer, 3 years cumulative total area of ​​400000 acres. Earlier this year, the county will promote the area to 450,000 mu, accounting for half of the total cultivated area. Lingxian County is a traditional agricultural county. Many farmers fertilize superstition “three hundred”, Mushi phosphorus,