Yu, Ying-Liang [Influence of Calcium Carbonate and Biochar Addition on Soil Nitrogen Retention in Acidified Vegetable Soil]. [electronic resource] - Huan jing ke xue= Huanjing kexue Sep 2017 - 3851-3859 p. digital Publication Type: Journal Article ISSN: 0250-3301 Standard No.: 10.13227/j.hjkx.201702194 doi Subjects--Topical Terms: Calcium Carbonate--chemistryCharcoal--chemistryNitrogen--analysisSoil--chemistryVegetables