| 释义 |
Definition of perennate in English: perennateverb pəˈrɛneɪtˈperəˌnāt [no object]usually as adjective perennatingBotany (of a plant or part of a plant) live through a number of years, usually with an annual quiescent period. this marsh plant has perennating buds situated in the mud at the bottom of a pond Example sentencesExamples - The soil was maintained at 60% field capacity for 6-8 weeks, until plants produced 3-4 new stems from the perennating structure.
- Fructan occurs in many economically important species, for example, in the vegetative tissues of the temperate forage grasses and cereals and in the perennating organs of chicory, artichoke, asparagus, dahlia, and the onion family.
- This is especially true for individuals growing in dense shade, where they seldom reach the reproductive phase before the above-ground parts die at the end of the flowering season, while the rhizome perennates.
- Individuals of V. palmensis, like those of other Viola species, can be maintained in a population for a long time as a result of the perennating root system.
- The nitrogen from this source has been shown to be extensively reutilized in the synthesis of proteins in seeds and perennating organs.
Derivatives noun pərɛˈnɛɪʃ(ə)n Botany It argues that this reflects the greater ability of plants to survive environmental stress via losing leaves or even whole branch systems, or by perennation as underground stems, rhizomes or seeds. Example sentencesExamples - However cutting or incomplete pulling can cause the perennation of the plant such that it branches and becomes enlarged.
Origin Early 17th century: from Latin perennat- 'continued for many years' (from the verb perennare) + -ate3. Definition of perennate in US English: perennateverbˈperəˌnāt [no object]usually as adjective perennatingBotany (of a plant or part of a plant) live through a number of years, usually with an annual quiescent period. this marsh plant has perennating buds situated in the mud at the bottom of a pond Example sentencesExamples - Fructan occurs in many economically important species, for example, in the vegetative tissues of the temperate forage grasses and cereals and in the perennating organs of chicory, artichoke, asparagus, dahlia, and the onion family.
- The soil was maintained at 60% field capacity for 6-8 weeks, until plants produced 3-4 new stems from the perennating structure.
- This is especially true for individuals growing in dense shade, where they seldom reach the reproductive phase before the above-ground parts die at the end of the flowering season, while the rhizome perennates.
- The nitrogen from this source has been shown to be extensively reutilized in the synthesis of proteins in seeds and perennating organs.
- Individuals of V. palmensis, like those of other Viola species, can be maintained in a population for a long time as a result of the perennating root system.
Origin Early 17th century: from Latin perennat- ‘continued for many years’ (from the verb perennare) + -ate. |