As farmers make the transition from traditional to modern agriculture their total operation changes. One of the important decisions they have to make during this period is which fertilizer to apply and how much. An important ...

Due to their low lysine content, the cereal grains are generally considered of reduced nutritional quality in comparison to other protein sources. In maize, a~ second diet limiting amino acid is tryptophan. That increases ...

The study of the morphological features of the mid-prophase chromosomes of the microspore-mother-cells of maize was initiated thirtyfive years ago, when it was found that aceto-carmine stained the chromosomes at this early ...

Actualmente existe una tremenda variación en los maíces mexicanos. Esta variación incluye desde las formas primitivas y mantenidas por los indígenas para propósitos ceremoniales, hasta las modernas variedades de origen ...