Dyfyniad APA

Bevington, J. M., & Hoyle, M. C. (1981). Phytochrome Action during Prechilling Induced Germination of Betula papyrifera Marsh.

Dyfyniad Arddull Chicago

Bevington, John M., and Merrill C. Hoyle. Phytochrome Action During Prechilling Induced Germination of Betula Papyrifera Marsh. 1981.

Dyfyniad MLA

Bevington, John M., and Merrill C. Hoyle. Phytochrome Action During Prechilling Induced Germination of Betula Papyrifera Marsh. 1981.

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