搬運作用 土層 Blanco, Humberto & Lal, Rattan. Soil and water conservation. Principles of Soil Conservation and Management. Springer. 2010: 2 [2017-01-30]. ISBN 978-90-481-8529-0
耕作的最佳水量(英语:Optimum water content for tillage) 大豆管理实践(英语:Soybean management practices) SWEEP (土壤和水环境改良项目)(英语:SWEEP (Soil and Water Environmental Enhancement program)) TERON
[2010-06-17]. (原始内容存档于2012-11-10). Bioactive materials for sustainable soilmanagement 互联网档案馆的存檔,存档日期2011-02-27. Nutrient data for 19304, Molasses. USDA National