Ortiz Mora, A., Ramíerez Arias, F., Sánchez, L., & Luis, S. (2001). Baltimora recta: A pollen and nectar plant for honey bees during dearth periods in Costa Rica.
Dyfyniad Arddull ChicagoOrtiz Mora, Alberto, Fernando Ramíerez Arias, Luis Sánchez, y Sánchez Luis. Baltimora Recta: A Pollen and Nectar Plant for Honey Bees During Dearth Periods in Costa Rica. 2001.
Dyfyniad MLAOrtiz Mora, Alberto, Fernando Ramíerez Arias, Luis Sánchez, y Sánchez Luis. Baltimora Recta: A Pollen and Nectar Plant for Honey Bees During Dearth Periods in Costa Rica. 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.