A study of the phytotoxic effects of the aerial parts of Senecio westermanii Dusén (Asteraceae) on Lactuca sativa L. and Allium cepa L. seeds

• Main Authors: Francis José Zortéa Merino (Author), Daniele Felipe Ribas (Author), Cristiane Bezerra da Silva (Author), Ana Flávia Schvabe Duarte (Author), Cristiane da Silva Paula (Author), Maislian de Oliveira (Author), Josiane de Fátima Gaspari Dias (Author), Marilis Dallarmi Miguel (Author), Obdulio Gomes Miguel (Author)
• Format: Book
• Published: Universidade de São Paulo, 2018-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

The objective of this study was to evaluate the effects of the ethanolic crude extracts and fractions of the species Senecio westermanii Dusén on Lactuca sativa L. (lettuce) and Allium cepa L. (onion) seeds. We assessed the germination, growth, root respiration and photosynthesis of the target speci...