When countingverbs, catenatives are counted only if there are two othermain verbs in the sentence. Examples :â  I wanna eat a sandwich.â  I am gonna eat a sandwich and watch a movie.The first sentence is a simple sentence because itcontains one main verb (eat) and a catenative (wanna).
The ability of seeds to germinate at high salt concentration in the soil is crucial importance for the survival and perpetuation of many plant species. Therefore, we examined effects of different concentrations of NaCl (200, 400, 600 and 800 mM) on germination of four species from fam.
Low and mid marsh areas can be submerged for hours, and high marshes can experience storm surge that can affect more upland vegetation. The frequency and duration of flooding events, as well as the tolerance of individual species to saltwater submersion, is a major determinant of salt marsh zonation.