00462cam a22001577a 4500020001500000020001800015020001800033020001500051040000800066082002600074245005100100300006500151490005200216650001300268700002300281  a1786760002  a9781786760005  a9781786760043  a1786760045  cYDX00a633 CAR 1991 C153 Or.00aAchieving sustainable cultivation of cassava /  a2 volumes :billustrations (some color), color maps ;c24 cm1 aBurleigh Dodds series in agricultural science ; 0aCassava.1 aHershey, Clair H.,