摘要
2:008年对盘县主要的10个种烟乡镇48个土壤样品进行了调查分析。结果表明,盘县土壤有机质较丰富,平均值超过30 g/kg;土壤速效磷分布均匀性较差,含量从总体上看偏低,新民乡、忠义乡、大山镇局部土壤磷含量过低;全县总的土壤钾含量较充足,有利于烟叶发展,大山镇、保田镇的土壤含钾较丰富,珠东乡土壤属于贫钾,需要增加施钾量;全县总体含硫量丰富,四格乡土壤含硫量过高,要控制肥料含硫量。
48 soil samples from 10 tobacco planting towns in Panxian County were investigated and analyzed in 2008. The results showed that the soil in Panxian County has rich organic matters, the average content of organic matters in soil was over 30 g/kg; available P has worse uniformity of distribution and low content in soil, and the lowest P content has found in some partial soil from Xinmin Town, Zhongyi Town and Dashan Town; the K content in soil is rich in the whole county, which is benefit for the development of tobacco; the K content in soil from Dashan Town and Baotian Town is richer, but the K content in soil from Zhudong Town is low, so it should inerease K fertilizer rate in Zhudong Town; the S content in soil is rich in whole county, but it in soil from Sige Town is to much high, so the S fertilizer rate should be controlled.
出处
《湖南农业科学》
2010年第12期60-62,共3页
Hunan Agricultural Sciences
基金
国家烟草专卖局科技项目(110200401008)
关键词
烟草
上壤
养分
盘县
tobacco
soil
nutrients
Panxian County
