Authors: Correia, CM Coutinho, JF Bjorn, LO Torres-Pereira, JMG

Citation: Cm. Correia et al., Ultraviolet-B radiation and nitrogen effects on growth and yield of maize under Mediterranean field conditions, EUR J AGRON, 12(2), 2000, pp. 117-125

Authors: Fernandes, MLV Coutinho, JF

Citation: Mlv. Fernandes et Jf. Coutinho, Effect of liming and phosphate application on sudangrass growth and phosphorus availability in two temperate acid soils, COMM SOIL S, 30(5-6), 1999, pp. 855-871