TY - BOOK AU - Organisation for european economic co-operation.. european productivity agency. ED - Organisation for european economic co-operation.. european productivity agency. TI - Documejtation concerning national systems of seed T2 - Documentation in food and agriculture series, 3.. Its project, 215 U1 - X9(J38):75.5.N5, J9 PY - 1959/// CY - Paris PB - The Author KW - Fruits ER -