TY  - BOOK
AU  - Wishart, John
TI  - Commonwealth Bureau of Plant Breeding and genetics: Field Trials II, the Analysis of Covariance  
U1  - 631.52 21st ed.
PY  - 1950///
CY  - England
PB  - School of Agriculture cambridge
KW  - Plant Breeding, Genetics, Agriculture
N1  - Technical Communication no. 15
ER  -