by Ruiz Corral, J.A, Duran Puga, N, Sanchez Gonzalez, J. de J, Parra, J.R, González Eguiarte, D.R, Holland, J.B, Medina García, G
Published in Crop science (01.07.2008)

by Parra, J.R. (INIFAP, Jalisco, Mexico.), Hallauer, A.R
Published in Plant breeding reviews (USA) (1997)

by Gómez Torres, M.L, Arab, A, Nava, D.E, Postali Parra, J.R
Published in Boletin de sanidad vegetal, Plagas (01.03.2008)

by Parra J.R, Araconada J
Year of Publication 1974

by Cueto, J.R. Parra, C., Est. Exp. Nacional de Frutales
Published in CIENCIA Y TECNICA EN LA AGRICULTURA.CITRICOS Y OTROS FRUTALES (1984)

by Parra, J.R, Araconada, J. (Ministerio de Obras Publicas, Maracaibo (Venezuela). Oficina Edafologica Zulia Andes)
Year of Publication 1974