摘要
调查分析了海南儋州市土壤氮含量现状,对17个乡镇的2061个土样进行分析统计。结果表明:儋州市土壤碱解氮含量较低,氮肥供应水平适中;各地区含量不平衡,相差较大。根据上述情况提出了合理施肥及改良利用的建议。
In this paper the actuality of the nitrogen element in 2061 soil samples from 17 townships in Danzhou city of Hainan province was analyzed.The result showed：the soil nitrogen in soil was low.It was deficiency seriously and not balanced in Danzhou;and the characteristics of N were normal.The investigation also indicated the characteristics of N in different types of soils,which provided a base for soil resource managment and fertilization.And finally,some suggestions were put forward.
出处
《安徽农业科学》
CAS
北大核心
2008年第6期2387-2388,2565,共3页
Journal of Anhui Agricultural Sciences
关键词
土壤肥力
碱解氮
全氮
儋州市
Soil fertility
Hydrolysable nitrogen
Total nitrogen
