Category: Uncategorized

Add Beauty to Your Home with a Lush Garden

There are some ways to create your house and lawn be converted into a home. each little bit of careful bit you add can facilitate your area feel additional personal and welcoming for your friends and family. As a landscape architect, one amongst my favorite ways in which to boost the design and feel of [Continue]

Anabaena

Anabaena Occurrence: Anabaena is a class of filamentous cyanobacteria, or blue green growth. It found as microscopic fish. It is known for its nitrogen settling capacities. They shape cooperative associations with specific plants, for example, the mosquito plant. A few types of Anabaena are endophytes. They live in the underlying foundations of Cycas and Azolla [Continue]

Plant Tissue Culture

Plant Tissue Culture The term plant tissue culture is commonly used to describe in vitro (in glassware) and aseptic cultivation of any plant part on a nutrient medium. Tissue culture technique has provided an efficient tool for modern plant breeding. Plant tissue culture technology is based on three fundamental principles. The plant part (explant) must [Continue]

PLASMODIOPHOROMYCOTA

Phytomyxea Occurrence Gen JS Plasmodiophora has single specie. Plasmodiophora brassicae. It is intracellular parasite in the roots of members of family brassicae like cabbage. turnips etc. It causes disease club roots or longer-and toe disease. In this disease the roots are swelled and become club like. General structure This fungus is present in the form [Continue]

Secondary Growth of Root

The roots increase in thickness by the formation of secondary vascular tissues. The secondary vascular tissues are produced by the activity of the vascular cambium. It produces the secondary xylem towards the inner side and secondaryphloem towards the outer side. Secondary growth is common in  gymnosperms and dicotyledonous roots. But it is absent in herbaceous [Continue]

LICHENS

General characters:The intimate symbiotic association of fungi and algae is called lichens.Algae get protection and get moisture from fungus.Fungi get nutrition from the algae.The food substances diffuse from algae to fungi.The algae of lichens mostly belong to Chlorophyta and cyanobacteria. Distribution: Lichens have worldwide distribution. The form major part of vegetation in Polar Regions. They [Continue]

Physcia

General structure Physcia is foliose lichen. Physcia is divided into four regions internally. These regions are: 1. Upper cortex: It is present at the upper regions. It is composed of closely packed hyphae. Spaces are absent between them. if spaces are present, they are filled by gelatinous material. The upper surface may be smooth or [Continue]

Riccia

Scientific classification Division Bryophyta Class Hepaticae Order Marchantiales Family Ricciaceae Genus Riccia OCCURRENCE The genus Riccia has aboutI30 species. Some botanists have reported its 200 species. Many of its species are found in Punjab. Kashmir and Western Himalayas. The species are found scattered from hilly and plains areas. All the species are terrestrial. They grim [Continue]

ANTHOCEROS

Occurrence Anthoceros grows on moist soil. They are present in shady places or ;n the crevices of rocks. Anthoceros erecrus, A. himalayensis, and A. chambensis are commonly found in Westeni Himalayas General structure Anthoceros has thallus body. It is lobed and it has irregular or dichotomous branches. The lobes have a wavy margin. Anthoceros form [Continue]

PORELLA

Occurrence It grows on moist rocks. It also occurs on shaded sides of tree trunks. It forms dense mats closely covering the substratum. Some are aquatic and grow in cool waters. General structure Plant body is gametophyte. It is composed of three parts: I.  Stem: The mature plant consists of a slender dorsoventral stem. it [Continue]