Sentence examples for deep dormancy from inspiring English sources

The deep dormancy of most species (overall Fabaceae, Brassicaceae and Calystegia soldanella) was eliminated or reduced after some seed treatments selected to simulate some natural events (washing, cold stratification, scarification, etc).

In this way, we were able to distinguish between deep dormancy, dormancy release and non-dormant state.

It prevents the rapid seed germination typical of recalcitrant seeds and replaces it with a state of deep dormancy and a slow release following low-temperature stratification.

During stratification, we distinguished deep dormancy (freshly shed seeds, curve 0 weeks), dormancy release (curves 4 and 12 weeks) and complete loss of dormancy (curve 16 weeks).

Intact shed seeds respond to cold winter temperatures by a long deep dormancy and need a cold wet stratification of 16 18 weeks to germinate.

During stratification, deep dormancy is gradually removed, as can be seen from the acceleration of the rate of radicle emergence and increasing germination percentage when tested under optimum conditions (Fig.  1).

Bur seeds produced in the cooler Bur environment have deeper dormancy than those produced in the warmer Cvi environment.

Finally, it is important to note that the seeds of certain other conifer species (yellow cypress, western white pine and white bark pine) exhibit much deeper dormancy at maturity than white spruce seeds.

Finally, a group of species associated with the pioneer Rhynchosporion vegetation of bare peat areas had very low germination, suggesting an intermediate or deep seed dormancy and a long term seed bank.

She finds nothing inside but an "Stygian sleep" that sends her into a deep neverending dormancy.

Beech seeds were characterised by deep physiological dormancy caused partly by seed coats and partly by endogenous factors in the embryo.