1. Aspects of population biology of Longitarsus jacobaeae, in relation to the biocontrol of Senecio jacobaea were studied in a coastal dune area in the Netherlands. 2. No influence of adult herbivory ...

(1) Field observations of three sand-dune populations of ragwort (Senecio jacobaea L.) in the Netherlands showed that flowering and seed production were related to plant size. Small-sized plants might ...

Look around these days and you'll find the yellow flowers of tansy abundant in fields, roadsides and even gardens. "This is one of the worst years for tansy in some time," said Sam Leininger, WeedWise ...

Madam, – Eileen Battersby wrote (Summer Living, August 6th) about the noxious senecio jacobaeaand the need to eliminate it. I was given a great dislike for this plant from a very early age, but I ...

Journal of Botany, December.—The article on a new Senecio hybrid, by Mr. Burbidge and Mr. Colgan, refers to a form found at Sorrento, Ireland, which is intermediate in character between the common ...

Jacobaea vulgaris, conocida comúnmente como hierba de Santiago, hierba cana o Senecio jacobaea, es una planta herbácea silvestre de la familia Asteraceae. Extendida por todo el continente europeo y ...