00481nam a2200169Ia 4500008004100000020001500041082002000056100001500076245004300091250000600134260003900140650002700179650002400206650002100230650002700251650003300278220204s9999    xx            000 0 und d  a8127220744  a575:631.52bSIN  aSingh, B D 0aPlant breeding: Principles and methods  a7  aLudhianabKalyani Publishersc2005  aBiometrical techniques  aBreeding resistance  aClonal selection  aGermplasm conservation  aIntellectual property rights