Download or read book Descripteurs pour la patate douce written by Z. HUAMÁN (ed) and published by International Potato Center. This book was released on 1991 with total page 148 pages. Available in PDF, EPUB and Kindle. Book excerpt: Definitions and use of the descriptors; Passport; Accession data; Collection data; Characterization and preliminary evaluation; Site data; Plant data; Gross morphology; Storage root; Inflorescence; Notes; Further characterization and evaluation; Site data; Plant data; Abiotic stress susceptibility; Biotic stress susceptibility; Allozyme composition; Cytological characters and identified genes; Munsell color chart equivalents for storage root skin and flesh colour.