Dyfyniad APA

Heim, I., Hartwig, U. A., & Nosberger, J. (1993). Current Nitrogen Fixation Is Involved in the Regulation of Nitrogenase Activity in White Clover (Trifolium repens L.).

Dyfyniad Arddull Chicago

Heim, I., U. A. Hartwig, and J. Nosberger. Current Nitrogen Fixation Is Involved in the Regulation of Nitrogenase Activity in White Clover (Trifolium Repens L.). 1993.

Dyfyniad MLA

Heim, I., U. A. Hartwig, and J. Nosberger. Current Nitrogen Fixation Is Involved in the Regulation of Nitrogenase Activity in White Clover (Trifolium Repens L.). 1993.

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