Dyfyniad APA

Esquivel Quirós, J. (1997). Effect of poro (Erythrina berteroana) and madero negro (Gliricidia sepium) associated with Brachiaria brizantha over spatial nutrient distribution, microbial biomass and earthworm density; compare with a Brachiaria brizantha and Arachis pintoi association.

Dyfyniad Arddull Chicago

Esquivel Quirós, J.O. Effect of Poro (Erythrina Berteroana) and Madero Negro (Gliricidia Sepium) Associated With Brachiaria Brizantha Over Spatial Nutrient Distribution, Microbial Biomass and Earthworm Density; Compare With a Brachiaria Brizantha and Arachis Pintoi Association. 1997.

Dyfyniad MLA

Esquivel Quirós, J.O. Effect of Poro (Erythrina Berteroana) and Madero Negro (Gliricidia Sepium) Associated With Brachiaria Brizantha Over Spatial Nutrient Distribution, Microbial Biomass and Earthworm Density; Compare With a Brachiaria Brizantha and Arachis Pintoi Association. 1997.

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