Birthday Edition by Luiz Gustavo Batista Ferreira. In EXPERIMENTAL AGROMETEOROLOGY IN BRAZIL, scientific papers of relevance are covered. These papers discuss the ENOS - El Niño-Southern Oscillation, ODP - Pacific Decadal Oscillation and other phenomena that impact the variability of rainfall and its consequences, such as prolonged dry spells or veranicos, climatic phenomena directly responsible for crop frustration and impacts on society in general.