TY  - BK
AU  - Russell,W.A.
AU  - Teich,A.H.
TI  - Selection in "Zea mays L." by inbred line appearance and testcross performance in low and high plant densities
T2  - Agriculture and Home Economics Experiment Station Research Bulletin
PY  - 1967///
CY  - Ames, IA (USA)
PB  - Iowa State University of Science and Technology, 
ER  -