This article provides a practical guide in Hindi to learn about the process of growth and development in plants. एकबीजपत्री बीज एवं द्विबीजपत्री बीजों में अंकुरण का अध्ययन: परिचय: पौधों में, बीज के अन्दर भ्रूण सुषुप्ता अवस्था में बना रहता है लेकिन जैसे ही भ्रूण को नमी मिलती है वह नवोदभिद पौधे में विकसित होने लगता है । अत: ऐसी [...]
The following points highlight the eight main stages of hydrosere in plants. The stages are:- 1. Phytoplankton Stage 2. Submerged Stage 3. Floating Stage 4. Reed Swamp Stage or Swamp5. Sedge-Meadow Stage or Marsh 6. Alder or Willow Carr Stage 7. Wood Land Stage 8. Climax Woodland. Stage # 1. Phytoplankton Stage: Planktonic stage includes minute autotrophic diatoms, phytoflagellates, cyanobacteria [...]
In this article we will discuss about the primary and secondary ecological succession. Primary Succession: Primary succession is the establishment of plants on land that has not been previously vegetated. It begins with colonization and establishment of pioneer species. Primary Succession occurs where no biotic community has previously existed like sand, dry rock, volcanic islands, etc. The area is devoid [...]