TY  - BOOK
AU  - Jacob, A. 
AU  - Uexkull, H.V. 
TI  - Fertilizer use: nutrition and manuring of tropical crops 
U1  - 631.8 
PY  - 1963///
CY  - Hannover
PB  - Verlagsellschaff fur Ackerbau mbh
KW  - Fertilizers
N1  - Includes bibliographical references and index
ER  -