The world's major fibre crops their cultivation and manuring

The world's major fibre crops their cultivation and manuring

Taispeáin gach leagan (2)
Sonraí bibleagrafaíochta
Rannpháirtithe: Berger, Josef
Formáid: LEABHAR
Foilsithe / Cruthaithe: Zurich Centre D'Etude de L'Azote c1969.
Ábhair:
Fiber plants.