Dyfyniad APA

Alberty Rodríguez, R. A. (1977). Evaluation of the yield and the physical and chemical changes of a soil in a step slope cultivated with maize and beans, with different life covers in a forest plantation.

Dyfyniad Arddull Chicago

Alberty Rodríguez, Rafael A. Evaluation of the Yield and the Physical and Chemical Changes of a Soil in a Step Slope Cultivated With Maize and Beans, With Different Life Covers in a Forest Plantation. 1977.

Dyfyniad MLA

Alberty Rodríguez, Rafael A. Evaluation of the Yield and the Physical and Chemical Changes of a Soil in a Step Slope Cultivated With Maize and Beans, With Different Life Covers in a Forest Plantation. 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.