What is Pteridophyta? General Characteristics of Pteridophytes Pteridophytes are an ancient group of vascular plants known for their distinctive features and diverse forms. They primarily thrive in moist, shaded environments, although some adapt to aquatic or xerophytic conditions. Here are the key characteristics of pteridophytes, focusing on their morphology, structure, and reproductive processes: Habitat of
What are Bryophytes? Bryophytes definition Bryophytes plants are plants that can be found growing in damp and shaded areas. These plants are unique because they can live on soil and bare rocks. They are an integral part of plant succession on bare rock. They exhibit alternation of generations and are known by a unique name.
In this article you will. learn about Medico-ethnobotanical sources in India;Significance of the following plants in ethnobotanical practices (along with their habitat and morphology) a) Azadiractha indica b) Ocimum sanctum c) Vitex negundo. d) Gloriosa superba e) Tribulus terrestris f) Pongamia pinnata g) Cassia auriculata h) Indigofera tinctoria. Role of ethnobotany in modern medicine with
Ethnobotany is a specialized field of biology dedicated to understanding the intricate relationships between human societies and plants. This discipline focuses on the knowledge and practices of indigenous and rural communities concerning plant use, encompassing their medicinal, nutritional, and cultural significance. By delving into these interactions, ethnobotany aims to uncover valuable plant-based resources that can
What is Ethnobotany? Definition of Ethnobotany Ethnobotany is the scientific study of how people from different cultures use and interact with plants for purposes such as food, medicine, and rituals. It examines both traditional knowledge and cultural practices related to plants. History of Ethnobotany Concept of Ethnobotany Scope of Ethnobotany Ethnobotany in India Ethnobotany in
Polyploidy plays a pivotal role in plant breeding, especially in enhancing the genetic diversity and adaptability of crops. Polyploidy refers to the condition in which a plant has more than two complete sets of chromosomes, a state that naturally occurs due to irregularities in mitotic or meiotic divisions. These irregularities can lead to an increase
What is Distant Hybridization (Wide hybridization)? Definition of Distant Hybridization Distant hybridization, or wide hybridization, refers to the crossing of individuals from different species or genera that are more distantly related than varieties within the same species, aiming to introduce novel traits and increase genetic diversity. History of Distant Hybridization Objectives of Distant Hybridization Barriers
Mutations play a significant role in crop improvement by introducing genetic variability, which can be harnessed to develop new and improved crop varieties. A mutation is defined as a sudden and heritable change in an organism’s characteristics. This definition implies that the change must be inheritable, though it does not specify the genetic mechanisms underlying
What is Backcross Method? Definition of Backcross Method The backcross method is a breeding technique where a hybrid or progeny is repeatedly crossed with one of its original parent plants to transfer specific traits from the donor parent to the recipient parent while preserving the recipient’s original characteristics. Requirements of a backcross programme To effectively
What is Bulk Method? Definition of Bulk Method The bulk method, developed by Nilsson-Ehle in 1908, is a plant breeding technique where large quantities of plants from the F1 generation and subsequent generations are grown in bulk. Individual plants are only selected and evaluated after a prolonged bulking period, distinguishing it from methods like the
