TY  - BOOK
AU  - ……
TI  - RESULTS OF THE FOURTH INTERNATIONALSPRING WHEAT YIELD NURSERY
U1  - GEN. 633.11 M 1 
PY  - 1900///
CY  - MEXICO
PB  - …………..
KW  - RESULTS OF THE FOURTH INTERNATIONALSPRING WHEAT YIELD NURSERY
ER  -