noun
definition
A fertilized female zygote, having thick chitinous walls, that develops from a fertilized oosphere in some algae and fungi
Examples of oospores in a Sentence
When zygospores and oospores are produced a new cell-wall is also formed, but a long period of rest ensues.
Besides the internal or centripetal growth, some cell-walls are thickened on the outside, such as pollen grains, oospores of Fungi, cells of Peridineae, &c. This centrifugal growth must apparently take place by the activity of protoplasm external to the cell.
Moreover, there were reports from the Netherlands and Scandinavia of circumstantial evidence of oospores providing soil-borne inoculum.
This could lead to earlier epidemics of disease initiated from seed- or soil-borne oospores.
Oospores germinate in wet soils to produce a sporangium which then rapidly differentiates to release zoospores.
Oospores germinate to release motile zoospores that are readily carried in soil water and thus spread the disease within the crop.