During the flowering stage, unexpected rain at unusual times, followed by heavy dew conditions, causes a significant increase in the...

Bacterial leaf spot, caused by Xanthomonas campestris, represents a threat to lettuce crops since this pathogen thrives in conditions of...

The Chilling Hours method, proposed by Bennett (1949) and Weinberger (1950), became known when applied to analyze the dormancy time of...

Plant growth is influenced by temperature variations in its various stages of development, which affects the generation of leaves, stems,...

In 1730, French researcher René A. F. de Réaumur introduced the notion of Growing Degree Days (GDD), also known as heat units. Since...

Belgium Botanist Charles Morren used the term Phenology for the first time in 1849 during a lecture at the Royal Academy of Science yet...

Between 1975 and 1948 the Royal Meteorological Society ran a national recorder network and in 1899 there were 155 phenological observers...

3,000 observers including many notable naturalists participated in the North American Bird Phenology Program at USGS Patuxent Wildlife...