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By: Silvana González, Carlos Rossi, Silvia Pereyra

The sowing of the winter crops is approaching (in Uruguay) and it is a good moment to remember the importance of the use of healthy seeds or with minimal pathogen load.

By: Maurílio Fernandes de Oliveira, Alexandre Magno Brighenti

Weed control is an important practice in food production. The period between the years 1940 and 1970, called the Green Revolution, is characterized by advances in the use of rural mechanization, irrigation, fertilizers and pesticides, as well as the selection of more productive crops.

By: Michael L. Mann, James M. Warner and Arun S. Malik

Timely and accurate agricultural impact assessments for droughts are critical for designing appropriate interventions and policy. These assessments are often ad hoc, late, or spatially imprecise, with reporting at the zonal or regional level.


Quality supplementation of roughage-based cattle diets is recommended to improve the animals’ production in tropical regions.

By: Vakhtang Shelia, James Hansen, Vaishali Sharda, Cheryl Porter, Pramod Aggarwal, Carol J. Wilkerson, Gerrit Hoogenboom

Regional crop production forecasting is growing in importance in both, the public and private sectors to ensure food security, optimize agricultural management practices and use of resources, and anticipate market fluctuations.

By: Thomas P. Tomich, Preetmoninder Lidder, Mariah Coley, Douglas Gollin, Ruth Meinzen-Dick, Patrick Webb, Peter Carberry

This introduction to the special issue deploys a framework, inspired by realist synthesis and introduced in section 1, that aims to untangle the contexts, mechanisms, and outcomes associated with investments that link poverty reduction and rural prosperity within a broad agri-food systems perspec