. "Realtionship of soil and water in the problem of conservation."@en . . "Publishers' advertisements"@en . . . . . . . . . . . . "Handbooks and manuals"@en . "Handbooks and manuals" . . "Soil and Water Conservation" . . . . . . . . . . . . . . . . . . . "Soil and water conservation"@en . "Soil and water conservation" . . "Juvenile works" . "Juvenile works"@en . . . . . . . . . . "Outlines requirements for pursuing a merit badge in soil and water conservation." . "Outlines requirements for pursuing a merit badge in soil and water conservation."@en . . . "Explains the methods of conservation of soil and water. Includes requirements and instructions for obtaining the soil and water conservation merit badge."@en . . . . . . . . . .