00295nam a2200109Ia 450000500170000000800410001708200160005810000150007424500450008926000430013430000080017720260224040823.0260224s9999||||xx |||||||||||||| ||und||  a631.522 SIN  aSingh, P.  0aBiometrical techniques in plant breeding  aLudhiana : Kalyani Publications c2004  a249