Funaria Capsule Diagram
Nymphoides aurantiaca (Dalzell) Kuntze
Nymphoides aurantiaca (Dalzell) Kuntze
Popular posts from this blog
Economic importance of bryophyte.
Economic importance of bryophyte. Bryophytes are the amphibian member of plant kingdom, which are also known as moss.Unlike most of the higher plants bryophytes are found in groups of individual and they never form any mechanical tissue.Bryophyte often play in the economy of nature, as ecological indicator, medicinal raw materials and many other aspects. The economic importance of bryophytes are grouped in to following headings ........................... A. Ecological Importances : Bryophytes are important constituent of ecosystem in temperate and tropical region of earth.They are ecologically important because of following reasons 1. Bryophytes and plant succession : Among the bryophytes the mosses are considered to potent forms of successional process. They colonize over the nutrient poor sides, where no other plant can survive. After death and decay they form humus and increase the soil fertility.Some important species under this
Herbicides
Herbicides Herbicide is a chemical substance used to control or manipulate undesirable vegetation, especially weeds. They are extensively used in gardening, farming, and landscape turf management. Classification of herbicides Herbicides are classified according to their:- Selectivity Mode of action Timing of application Chemical group Mechanism of action 2.1 Selectivity: A) Non-selective herbicide kills or damages all plant life in a treated area (e.g., Glyphosate). B) Selective herbicide will kill weeds in a germinating or growing crop without harming the crop beyond the point of recovery (e.g., 2, 4-D used to control broadleaved weeds in a grass pasture; Avadex to control wild oats in cereals) 2.2 Mode of action: A) Contact herbicides – Kills plant parts covered by the herbicide and are directly toxic to living cells. There is little or no translocation or movement of the material through the plant. Contact herbicides are effective against annual weeds but they onl
Comments
Post a Comment