Quinlan, M. M. (1984). Mulches from two tropical tree species Erythrina poeppigiana (Walpers) O.F. Cook and Gmelina arborea Rox. as nitrogen sources in the production of maize (Zea mays L.).
Dyfyniad Arddull ChicagoQuinlan, Mary M. Mulches From Two Tropical Tree Species Erythrina Poeppigiana (Walpers) O.F. Cook and Gmelina Arborea Rox. As Nitrogen Sources in the Production of Maize (Zea Mays L.). 1984.
Dyfyniad MLAQuinlan, Mary M. Mulches From Two Tropical Tree Species Erythrina Poeppigiana (Walpers) O.F. Cook and Gmelina Arborea Rox. As Nitrogen Sources in the Production of Maize (Zea Mays L.). 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.