Blum, U. (2011). Plant-plant allelopathic interactions: Phenolic acids, cover crops and weed emergence. Springer.
Dyfyniad Arddull ChicagoBlum, Udo. Plant-plant Allelopathic Interactions: Phenolic Acids, Cover Crops and Weed Emergence. Dordrecht, New York: Springer, 2011.
Dyfyniad MLABlum, Udo. Plant-plant Allelopathic Interactions: Phenolic Acids, Cover Crops and Weed Emergence. Springer, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.