Simmonds, N.W.
Principles of crop improvement / N.W.Simmonds . - London : Longman Group Limited, 1979 . - xiv-408p. : couv.en coul. ; 22 cm
582-45586-3 0-582-44630-9
162959
631.1.
Principles of crop improvement / N.W.Simmonds . - London : Longman Group Limited, 1979 . - xiv-408p. : couv.en coul. ; 22 cm
582-45586-3 0-582-44630-9
162959
631.1.