00352nam a2200121Ia 450000500170000000800410001702000150005805000160007310000190008924500760010826000300018465000160021420251229192400.0251229s9999    xx            000 0 und d  a0891584174  aSB 209 .P54  aPlucknett,D.L. 0aSmall-scale processing and storage of tropical root crops.cL Plucknett  aColoradob Weatviewc1979  aRoot Crops.