TY - CPA AU - Lafitte,R. AU - Bell,M.A. AU - Banziger,M. AU - Edmeades,G.O. TI - Addressing soil variability in low nitrogen breeding programs U1 - 633.153 PY - 1996/// CY - Mexico : PB - CIMMYT, KW - Breeding methods KW - AGROVOC KW - Nitrogen KW - Soil fertility N1 - Abstract only; Developing Drought and Low-Nitrogen Tolerant Maize: Book of Abstracts; Symposium; El Batan, Mex. (Mexico); 24-29 Mar 1996 UR - http://libcatalog.cimmyt.org/Download/cis/G62133.pdf T2 - Developing drought and low-nitrogen tolerant maize : book of abstracts ER -