00740nam a22002177a 450000500170000000800410001701000100005801100100006803500100007809000090008810000330009724501480013026000440027830000100032250000550033259000410038759000420042865000280047090100070049899900170050520220329141529.0971013s1988 r 00010 d a69686 a70658 a80150 aG87500aGarrick, Dorian John.946951 aRestricted maximun likelihood estimation of variance components for multiple traits with missing observations and an application to beef cattle aCornell University :bThe author,c1988 a171 h aThesis (Doctor of Philosophy) --Cornell University aBATCH-UPDb10c20130110lUCH01h0622 aCONVERSIONb10c20130109lUCH01h133814aGanado de carne.945067 aBK c69686d69686