00933cam a22002897a 450000500170000000800410001701000100005801100100006803500100007808200120008810000290010024500520012926000310018130000230021250000130023559000410024859000410028959000410033059000410037159000420041265000500045465000340050470000300053890100070056894900510057599900170062620220329141240.0971010s1989 r 00010 d a65113 a66085 a73965 a633bH300aHay, Robert K. M.95316913aAn introduction to the physiology of crop yield aNew York :bLongman,c1989 a292 p.b; gráfs. a1992-130 aBATCH-UPDb10c20130110lUCH01h0039 aBATCH-UPDb10c20130110lUCH01h1955 aBATCH-UPDb10c20130410lUCH01h1316 aBATCH-UPDb10c20130914lUCH01h1120 aCONVERSIONb10c20130109lUCH01h133514aCultivosxFisiología y morfología.93027614aCultivosxRendimiento.9303180 aWalker, Andrew J.9120858 aBK a633 H3bFcLIBROd-6808eLIBROh2958i73965si c65113d65113