The class Chlorophyceae is divided into the following orders: Order. 1. Volvocales: The order Volvocales includes 60 genera and about 500 species. Important characteristics: Classification: Fritsch (1935) divided the order Volvocales into 3 suborders and 7 families. Order. Volvocales: Order. … Read more
Pure air is colorless and odorless. But various pollutants from natural and artificial sources are entering the atmosphere daily, disturbing the dynamic equilibrium. This leads to air pollution when the normal properties of air are upset, and both man and the … Read more
Introduction Definition Ericoid mycorrhizas represent a unique type of mycorrhizas confined to several families in the large angiosperm order Ericales. A unifying feature of plants developing this type of mycorrhiza is the formation of very specialized lateral roots, ‘ roots … Read more
[su_heading size=”35″]Ectendomycorrhizas[/su_heading] Definition: Ectendomycorrhizas are associations formed between a limited number of ascomycete fungi and the conifer genera, Pinus and Larix (Yu et al.2001a). Ectendomycorrhizas have been defined by others in various ways and sometimes have encompassed the arbutoid … Read more
Total Suspended Solids Total Suspended Solids (TSS) apply to the dry weight of the material that is removed from a measured volume of water sample by filtration with a standard filter. The test is basically empirical and is not subject … Read more
Carotenoid Carotenoid is any of a large class of over 600 organic pigments, including the carotenes and xanthophylls, that are terpenoids. Carotenoids are lipid compounds that are universally present in nearly all higher plants, fungi, and bacteria. They are usually red, orange, yellow or brown … Read more
