Issue 93V-1 1997Download issue (PDF) →Ver versión en español →Plant productionVisual diagnosis of iron deficiencyM. Sanz Encinas, L. Montañés García7PDFEvaluation of wild oat yield loss prediction modelsJ. Aibar, C. Zaragoza23PDFThe development of durum wheat cultivation in Spain by following the integration in the European CommunityJ. Hernando33PDFSuperficial scald in applesY. Soria, I. Recasens49PDFComparation of erosive processes in cultivated soils using the radio‑isotope Cesium‑137M.J. Cuesta Aguilar, A. Delgado Cuenca65PDF Bases de datos y repositorios