Peter Hanelt
Mansfeld's Encyclopedia of Agricultural & Horticultural Crops Vol.VI - New York Springer-verlag 2001 - 821
Cultivated Plants
Economic botany
630.3/PET
Mansfeld's Encyclopedia of Agricultural & Horticultural Crops Vol.VI - New York Springer-verlag 2001 - 821
Cultivated Plants
Economic botany
630.3/PET