A major challenge of the 21st century is to achieve food supply security under a changing
climate and roughly a doubling in food demand by 2050 compared to present, the majority of …

Core Ideas Nitrogen recommendations for individual corn fields are less accurate than
desired. Nitrogen recommendations need improvement for economic and environmental …

Insight into the response of cereal yields to nitrogen fertilizer is fundamental to improving
nutrient management and policies to sustain economic crop benefits and food sufficiency …

Including legumes in winter, both as cover crop or for grain harvest, is recommended for
avoiding long periods of bare fallow and supplying N for succeeding crops in the rotation …

Maize (Zea mays L.) is an important smallholder crop in Uganda. Yields are low because of
low soil fertility and little fertilizer use. Yield response to nutrient application and …

The USA accounts for 38 and 35% of global maize and soybean production, producing a
respective 320 and 84 Mt of these crops annually. More than 85% of those totals are …

A soil tillage system adjusted to the soil type and agro-ecological conditions, together with
the optimal nutrient supply, is a prerequisite for high maize (Zea mays L.) yield. However …

The most widely used approach for prescribing fertilizer nitrogen (N) recommendations in
maize (Zea Mays L.) in Argentina is based on the relationship between grain yield and the …

CONTEXT Process-based models are increasingly used to explain and predict crop yields
and long-term changes in soil organic matter (SOM) and hence should be regularly …

Nitrogen fertilizer efficiency has a large influence on profit, energy efficiency, N losses to the
environment, and greenhouse gas emissions in maize (Zea mays L.) production. Our …