%0 Journal Article %T H-52 h¨ªbrido de ma¨ªz para Valles Altos de la mesa central de M¨¦xico %A ¨¢vila Perches %A Miguel ¨¢ngel %A Arellano V¨¢zquez %A Jos¨¦ Luis %A Virgen Vargas %A Juan %A G¨¢mez V¨¢zquez %A Alfredo Josu¨¦ %J Agricultura t¨¦cnica en M¨¦xico %D 2009 %I Scientific Electronic Library Online %X in the central highlands of mexico, above 2 200 m in altitude, corn is an important crop sown in 1.5 million ha. h-52 is a new corn hybrid released by the national research institute for forestry, agriculture and livestock (inifap) for rainfall and rainfall plus supplemental irrigation in the state of mexico. h-52 is a three-way hybrid that includes germplasm from landraces collected at several states in central mexico. experimental yield obtained in the region with h-52 varied from 9.0 to 12.0 t ha-1 when planted in april. in addition h 52 is resistant to ear-rot elicited by fusarium. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S0568-25172009000200012&lng=en&nrm=iso&tlng=en