"Soils Composition." . . . . . . . "Quantitative Relationships of Carbon, Phosphorus, and Nitrogen in Soils" . . . . "Quantitative relationship of carbon, phosphorus, and nitrogen in soils" . . . . . . . "Quantitative relationships of carbon, phosphorus, and nitrogen in soils, by Robert Stewart" . . . . . . . . . . . . . . "Quantitative relationships of carbon, phosphorus, and nitrogen in soils" . . "Quantitative relationships of carbon, phosphorus, and nitrogen in soils"@en .