TY - BOOK TI - The Manipulation of genetic systems in plant breeding : a Royal Society discussion : held on 29 and 30 October 1980/organized by H. Rees, R.Riley, E.L. Breese SN - 0854031650 PY - 1981/// CY - London PB - The Royal Society KW - Crops--Genetics--Congresses Plant breeding--Congresses ER -