Notes and Study material for Exams
Soil consists of rock and sediment that has been modified by physical and chemical interaction with organic material and rainwater, over time, to produce a substrate that can support the Growth of Plants.” Soils are an important natural resource. They represent the interface between the lithosphere and the Biosphere – as soils provide nutrients for … Read more
Seed is the true carrier of technology. In India, three sets of institutions produce seeds:research institutions and agricultural universities; public sector seed producing corporations; andprivate sector firms including multinationals. The last decade has seen two main developmentsin seed market. One, production of quality seed has risen at a rapid rate after 2005-06. And two,public sector … Read more
Soil fertility refers to the ability of a soil to sustain agricultural plant Growth, i.e. to provide plant habitat and result in sustained and consistent yields of high quality. A fertile soil has the following properties:- It is rich in nutrients necessary for basic plant nourishment. This includes nitrogen, phosphorus and potassium. It consists of adequate Minerals such as boron, … Read more
Soils develop as a result of the interplay of 5 factors; Parent material, Climate, organisms, relief and time. Soil formation or soil genesis refers to changes of soil properties with time in one direction: the content of one component or mineral in a certain horizon decreases or increases‚ sedimentary layering disappears‚ etc. Mostly‚ such changes … Read more
Food Processing, and Food Packaging & Marketing Food Processing Industry (FPI) in India is a sunrise sector that has gained prominence in the recent years. Easy availability of raw materials, changing lifestyles and favourable fiscal policies has given a considerable push to the industry’s Growth. FPI serves as a vital link between the agriculture and … Read more
Agro-ECOLOGY and its relevance to man The term Agroecology can be used in multiple ways, as a science, as a movement and as a practice. Broadly stated, it is the study of the role of agriculture in the world. Agroecology provides an interdisciplinary framework with which to study the activity of agriculture. In this framework, … Read more
Agro-climatic zones of Madhya Pradesh There are 11 agro-climatic zones in Madhya Pradesh. Malwa Plateau: Indore, Dhar, (Dhar, Badnawar, Sardarpur tehsils) Shajapur, Mandsour, Nimuch, Ratlam, Ujjain, Dewas Rajgarh districts and Petlawad tehsil of Jhabua district. Vindhyan Plateau: Bhopal, Vidisha, Sehore (Sehore, Ashta, Ichhawar, Narsullaganj tehsils) Raisen (Raisen, Gairatganj, Begamganj, Silwani, Goharganj, Udaipura tehsils), Damoh, Guna … Read more
Water Resources Rainfall: With an Average annual rainfall of 1,170 mm, India is one of the wettest countries in the world. At one extreme are areas like Cherrapunji, in the northeast, which is drenched each year with 11,000 mm of rainfall, and at the other extreme are places like Jaisalmer, in the west, which receives … Read more
Water Resources Management Water Resources in India India accounts for about 2.45 per cent of world’s surface area, 4 per cent of the world’s water resources and about 16 per cent of world’s Population. The total water available from Precipitation in the country in a year is about 4,000 cubic km. The availability from surface … Read more
Crop Science in India In India around 70% of the Population earns its livelihood from agriculture. It fulfills the basic need of human beings and animals. It is an important source of raw material for many Agro Based Industries. India’s geographical condition is unique for agriculture because it provides many favorable conditions. There are plain … Read more