大兴安岭西麓黑土旱作农田不同地力水平土壤养分分析 / Analysis of Soil Nutrients at Different Soil Fertility Levels in Black Soil Dryland Farmland in the West Foot of the Greater Khingan Mountains
- Resource Type
- Academic Journal
- Source
- 黑龙江农业科学 / Heilongjiang Agricultural Sciences. (3):29-33
- Subject
高寒黑土区 耕地地力 有机质 全氮 微量元素 - Language
- Chinese
- ISSN
- 1002-2767