TY  - BOOK
AU  - Kooman, P.L.
AU  - 
TI  - Yielding ability of potato crops as influenced by temperature and daylength
SN  - 90-5485-362-X
U1  - 633.491 
PY  - 0000///
CY  - Wageningen
PB  - 
KW  - Potato growth
N1  -  Thesis
ER  -