M. Gallardo-Valdez

Tillage effects on microbial biomass and nutrient distribution in soils under rain-fed corn production in central-western Mexico

J. Salinas-García, E. Rosales-Robles, L. M. Tapia-Vargas, 2002 .

Genotypic variation for root traits of maize (Zea mays L.) from the Purhepecha Plateau under contrasting phosphorus availability

J. Lynch, I. Ochoa, J. S. Bayuelo‐Jiménez, 2011 .