Слайд 2Plants of the olygotrophic swamps
![Plants of the olygotrophic swamps](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-1.jpg)
Слайд 4Khrugloe swamp in the Arkhangelsk region
It’s surface is covered with Sphagnum moss!
![Khrugloe swamp in the Arkhangelsk region It’s surface is covered with Sphagnum moss!](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-3.jpg)
Слайд 51. Lack of nutrition
Olygotrophic swamps are water reservoirs which are poor with
![1. Lack of nutrition Olygotrophic swamps are water reservoirs which are poor](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-4.jpg)
organic matter, actually with nitrogen compounds.
Слайд 6Due to such severe conditions, plants of swamps, or OXYLOPHYTES, have some
![Due to such severe conditions, plants of swamps, or OXYLOPHYTES, have some](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-5.jpg)
special characteristics.
Here are some of them.
Слайд 7For example, plants of Ericaceae family –
Например, растения семейства Вересковых -
![For example, plants of Ericaceae family – Например, растения семейства Вересковых -](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-6.jpg)
Слайд 8- Andromeda polifolia,
- Подбел многолистный,
![- Andromeda polifolia, - Подбел многолистный,](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-7.jpg)
Слайд 9- Chamaedaphne calyculata, …
…Мирт болотный,…
![- Chamaedaphne calyculata, … …Мирт болотный,…](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-8.jpg)
Слайд 10….have some special cells, which produce fellem.
…имеют специальные клетки, производящие пробку.
![….have some special cells, which produce fellem. …имеют специальные клетки, производящие пробку.](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-9.jpg)
Слайд 11Stem of Chamaedaphne (Мирт болотный), and FELLOGENE cells
![Stem of Chamaedaphne (Мирт болотный), and FELLOGENE cells](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-10.jpg)
Слайд 12These cells, or FELLOGENE cells, also are A BORDER between a stem
![These cells, or FELLOGENE cells, also are A BORDER between a stem](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-11.jpg)
and some outer tissues, which are to be separated from the stem.
Эти клетки, или клетки ФЕЛЛОГЕНА, также находятся на ГРАНИЦЕ стебля и других тканей коры, которые затем отваливаются от стебля.
Слайд 13So the parts of tissues located ABOVE the FELLOGENE separate from the
![So the parts of tissues located ABOVE the FELLOGENE separate from the](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-12.jpg)
stem. It leads to decrease in nutrition losses during growing season.
Слайд 142. Low temperature
These swamps are regions with relatively low-temperatured soil.
Олиготрофные болота
![2. Low temperature These swamps are regions with relatively low-temperatured soil. Олиготрофные](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-13.jpg)
– зоны со сравнительно низкой температурой почвы.
Слайд 15It influences badly on roots, because absorption of water is complicated.
Это плохо
![It influences badly on roots, because absorption of water is complicated. Это](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-14.jpg)
влияет на корни, т.к. всасывание воды [при низких температурах] затруднено.
Слайд 16On the other side, the sun rays reach plants very fast, which
![On the other side, the sun rays reach plants very fast, which](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-15.jpg)
makes all the aerial runners warmer.
Слайд 17As a result, subterranean organs of OXYLOPHYTES are subjected to cold, but
![As a result, subterranean organs of OXYLOPHYTES are subjected to cold, but aerial ones are overheated.](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-16.jpg)
aerial ones are overheated.
Слайд 18But leaves of Chamaedaphne (мирт) also have double layers of photosynthetic tissue
![But leaves of Chamaedaphne (мирт) also have double layers of photosynthetic tissue](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-17.jpg)
to accumulate more sun rays.
Слайд 19Due to this fact, the leaves of Andromeda
(подбел многолистный) are placed
![Due to this fact, the leaves of Andromeda (подбел многолистный) are placed](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-18.jpg)
at an angle to the horizon.
Слайд 20It contributes to decrease influence of solar rays.
![It contributes to decrease influence of solar rays.](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-19.jpg)
Слайд 213. Water excess
Finally, the soil of olygotrophic swamps is very MOISTENED,
![3. Water excess Finally, the soil of olygotrophic swamps is very MOISTENED,](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-20.jpg)
so athmosphere OXYGEN can not penetrate through it.
Слайд 22According to this, roots do not get enough oxygen for respiration.
![According to this, roots do not get enough oxygen for respiration.](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-21.jpg)
Слайд 23And OXYLOPHYTES have some adaptations for breath:
They possess special tissue termed
![And OXYLOPHYTES have some adaptations for breath: They possess special tissue termed](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-22.jpg)
AERENCHIMA. It contains cells and plenty of air cameras!
Слайд 25Aerochima in
Menyanthes trifoliata rhizome
(вахта трехлистная)
![Aerochima in Menyanthes trifoliata rhizome (вахта трехлистная)](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-24.jpg)
Слайд 26Aerochima of Eriophorum (пушица):
stem
leave
![Aerochima of Eriophorum (пушица): stem leave](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-25.jpg)
Слайд 27There are much more ecological factors, which influence on the OXYLOPHYTES; these
![There are much more ecological factors, which influence on the OXYLOPHYTES; these](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-26.jpg)
factors caused evolutionary adaptations in plants.
Слайд 28So the plants of olygotrofic swamps are adapted to high and low
![So the plants of olygotrofic swamps are adapted to high and low](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/851515/slide-27.jpg)
temperatures, lack of nutrients and oxygen.