Nutrient

Integrated Nutrient Management (INM)

Integrated Nutrient Management (INM): A Holistic Approach to Sustainable Agriculture Introduction The world’s population is steadily increasing, demanding a corresponding rise in food production. However, conventional agricultural practices, heavily reliant on synthetic fertilizers, are facing mounting challenges. Environmental degradation, resource depletion, and rising input costs are pushing the agricultural sector towards a critical juncture. This … Read more

Soil Structure

The Foundation of Life: Understanding Soil Structure Soil, the thin layer of material covering the Earth’s surface, is often taken for granted. Yet, it is the foundation upon which all terrestrial life depends. Beyond simply being dirt, soil is a complex and dynamic ecosystem, with its structure playing a crucial role in supporting plant growth, … Read more

ESTUARY ECOSYSTEM

  located where river meets the sea. the most productive water bodies in the world The complete salinity range from 0-35 ppt is seen from the head (river end) to the mouth (sea end) of an estuary Coastal lakes which have their connection with the sea through small openings are better known as lagoons or … Read more

Concept of Ecosystem, Structure and Function of Ecosystem

Eco-System-An ecosystem is defined as a structural and functional unit of Biosphere consisting of community of living beings and the physical Environment, both interacting and exchanging materials between them. It includes Plants, trees, animals, fish, birds, micro-organisms, water, Soil, and  people. When an ecosystem is healthy (i.e. sustainable) it means that all the Elements live … Read more

The Nitrogen Cycle

The Nitrogen Cycle: A Vital Dance of Life and Death The nitrogen cycle is a fundamental process that sustains life on Earth. It describes the continuous movement of nitrogen, a crucial element for all living organisms, through various reservoirs in the environment. This intricate dance of transformation involves a complex interplay of physical, chemical, and … Read more

FUNCTIONS OF AN ECOSYSTEM

  ENERGY FLOW- Energy is the basic force responsible for all metabolic activities. The flow of energy from producer to top consumers is called energy flow  which is unidirectional. Energy flows through the trophic levels: from producers to subsequent trophic levels. There is a loss of some energy in the form of unusable heat at … Read more

Principles of Crop Rotation

The Art and Science of Crop Rotation: Principles for Sustainable Agriculture Crop rotation, the practice of growing different crops in a planned sequence on the same land, is a cornerstone of sustainable agriculture. It’s a time-tested technique that offers numerous benefits, from boosting soil health and fertility to minimizing pest and disease pressure. This article … Read more

Food web and Food chain

FOOD CHAIN- A food chain starts with producers and ends with top carnivores. The sequence of eaten and being eaten, produces transfer of food energy and it is known as food chain. Grazing food chain-The consumers which start the food chain, utilising the plant or plant part as their food, constitute the grazing food chain. … Read more

Biological Weathering

Biological Weathering is the breakdown of rocks and minerals by living organisms. It is a type of Physical Weathering, which means that it does not involve any chemical changes. Biological weathering can be caused by a variety of organisms, including plants, animals, and bacteria. Plants can break down rocks by growing through them, while animals … Read more

LAKE ECOLOGY

  Any – body of standing water, generally large enough in area and depth, irrespective of its hydrology, ECOLOGY, and other characteristics is generally known as lake. Ageing of Lakes The nutrient enrichment of the lakes promotes the Growth of algae, aquatic Plants and various Fauna. This process is known as natural eutrophication. Similar nutrient … Read more