Safeguarding the genetic basis of Africa's traditional crop : : proceedings...seminar, 5-9 october 1992, Naĩrobi
. - Rome : PGRI, 1994
. - xl-211 p. : couv. ill. en coul. ; 30 cm.
Bibliogr.
929081103x
630.
Bibliogr.
929081103x
630.