00418nam a2200181Ia 4500008004100000041001200041082001000053082001100063100001600074100001100090245003500101260001400136260003000150260000900180300001500189650001700204650001500221150909s9999 xx 000 0 und d aEnglish a575.1 bGUP/GE aGupta A K  eAuthor aGenetics and wheat improvement aNew Delhi bOxford and IBH publishing c1977 a268 Pages aCytogenetics aEvaluation