TY - BOOK AU - Darangwa, Ratidzo ED - GSU Department of Crop Science: Dissertation TI - An investigation of the effects of certified and non certified seeds on occurence of tuber and leaf diseases in potatoes during their production cycle AV - SB608.V4 DAR PY - 2023/// CY - Filabusi PB - GSU KW - Vegetables KW - Diseases and pests N1 - Dissertation (BSc)..... GSU 2023; Includes bibliographical references ER -