00489nam a2200169Ia 4500 170901s1970 xx 000 0 und d 633.17 K95S Kovacs, I Some Methodological Achievements of the Hungarian Hybrid Maize Breeding Budapest Akademiai Kiado 1970 385 Agriculture and related technologies Technology (Applied sciences) Breeding Maize ddc BK 15133 15133 0 0 ddc 0 0 RAU RAU 2017-10-18 Daystar, New Delhi 19.00 0 633.17 K95S 24575 2017-10-18 1981-03-12 BK