na INLIS000000000004204 20241017083257 0010-1024000231 Seed Production manual / Hank Beachell Hank Beachell 237 p. ; Ils. ; tab. ; 2,6 Cm. BBPSI PADI National Seeds Corporation, The Rockfeller Foundation 631.53.02 SEE SEED, PRUDCTION, PERBENIHAN 084/1982