Notes and Study material for Exams
SEED Industry India is the fifth largest seed market across the globe. It is expected to grow at more than 15% during 2017–2022, and can reach a value of more than US$ 7 Billion by 2022. The seed market is majorly contributed by non-vegetable seeds such as corn, Cotton, paddy, wheat, sorghum, sunflower and Millets. … Read more
Ozone (O3) is a molecule made up of three atoms of Oxygen (O), and is mostly found in the strato- sphere, where it protects us from the Sun’s harmful ultraviolet (UV) radiation. Although it represents only a tiny fraction of the Atmosphere, ozone is crucial for life on Earth. The stratospheric ozone layer forms a … Read more
Water use efficiency in relation to crop production Land and water scarcity are major constraints to the production of food required to meet the quantitative and qualitative shifts of the world’s demand in the mid-twenty-first century. Whereas land and water availability are constrained on a global scale, there are important regional and crop-specific differences that … Read more
Molecular breeding and marker assisted selection Molecular breeding Molecular Breeding or Marker assisted breeding (MAB) is the process of using the results of DNA tests to assist in the selection of individuals to become the parents in the next generation of a genetic improvement program. The choice among various methods of MAB depends … Read more
Physical and social Environment as factors of crop distribution and production Physical Factors Climatic factors Climatic factors includes temperature, growing season, altitude, rainfall and wind. Most Plants cannot grow if the temperature falls below 6°C or the Soil is frozen for five consecutive months. As a consequence many areas are unsuitable for crop … Read more
Fertilizers All Plants need certain mineral nutrients to survive. These Minerals occur naturally in the Soil and are taken up from the soil by the roots of the plants. Most soils usually have enough of these minerals to keep plants healthy. However, some nutrients are gradually used up by the plants, or are … Read more
ORIGIN The Department of agriculture has been created mainly to provide Agricultural Extension Services to farmers and to transfer the latest technical knowledge to the farming community, introduction of high yielding varieties, laying demonstrations, imparting training to farmers to improve skills & knowledge to boost up the agricultural Production and productivity. The other … Read more
Climatic Elements as factors of crop Growth The climatic factors are abiotic or non-living components of the environmental factors (outside of genetic factors) that affect plant growth and development. They are elements of Climate. There are other abiotic environmental factors, that is, topography and Soil, which are treated in a separate page. Under … Read more
Farming Systems and sustainability Nature is dynamic. It causes inheritable changes in all living organisms. For thousands of years, farmer around the world have been selecting and conserving varieties of different crop Plants that they cultivated. This process has generated a rich wealth of varieties in each crop plant, seen to be most … Read more
Ozone (O3) is a molecule made up of three atoms of Oxygen (O), and is mostly found in the strato- sphere, where it protects us from the Sun’s harmful ultraviolet (UV) radiation. Although it represents only a tiny fraction of the Atmosphere, ozone is crucial for life on Earth. The stratospheric ozone layer forms a … Read more