What are the roles of irrigation on agriculture?
- Agriculture is often greatly hampered due to irregular, insufficient or uncertain rain. …
- The productivity of irrigated land is more than the un-irrigated land. …
- Seeds cannot grow in dry soil as moisture is necessary for the germination of seeds. …
- Multiple cropping in a year is possible through irrigation. …
Why is irrigation important for agriculture?
What is the importance of Irrigation in India?
- (1) About 80 per cent of the total annual rainfall of India occurs in four months, i.e. …
- (2) The monsoons are uncertain. …
- (3) It does not rain equally in all parts of the country. …
- (4) Soils of some areas are sandy and loamy and therefore porous for which a major portion of rainwater sinks down very quickly. …
Does agriculture use large amounts of water for irrigation?
Agriculture is a major user of ground and surface water in the United States, and irrigation has enhanced both the productivity and profitability of the agricultural sector. According to the 2017 Census of Agriculture, farms with some form of irrigation accounted for more than 54 percent of the total value of U.S. crop sales, while irrigated land accounted for less than 20 percent of harvested …
What are the sources of irrigation for farmers?
- Glacier (for few places)
Why is irrigation necessary for agriculture?
Irrigation helps to grow agricultural crops, maintain landscapes, and revegetate disturbed soils in dry areas and during periods of less than average rainfall. Irrigation also has other uses in crop production, including frost protection, suppressing weed growth in grain fields and preventing soil consolidation.
Why irrigation is necessary in India give three reasons?
So it is essential to provide irrigation for production of crops etc, during the rest of the eight months. (2) The monsoons are uncertain. So irrigation is necessary to protect crops from drought as a result of uncertain rainfall. (3) It does not rain equally in all parts of the country.
Why is irrigation necessary in India give 4 reasons?
Apart from the vagaries of monsoon rain, there are certain crops such as rice, sugarcane, jute, cotton etc requires more water and have to be provided with irrigation even in areas of heavy rainfall. For all these reasons irrigation is necessary for India. Was this answer helpful?
Why is irrigation necessary in India explain any three reasons Class 12?
(i) Due to irrigation high yielding crops are grown even when there is low and uncertain rainfall. (ii) Irrigation enhances agricultural productivity and it also promotes stability in the production of crops.
Why is irrigation important class 9?
Answer: Irrigation helps to cultivate superior crops with the water supply as per the need of the crops.
What is the importance of irrigation Class 8?
1)Irrigation before ploughing the fields makes the soil soft due to which the ploughing of fields become easier. 2)Irrigation is necessary to maintain the moisture for the germination of seeds. 3)Irrigation is necessary for absorption of nutrient element by the plant from the soil.
Why is irrigation essential for agriculture when is it done & what are the ways of doing it?
Explanation: It helps to cultivate superior crops with the water supply as per need of the crops. Ultimately it helps in economic development. Irrigation water improves water conditions in the soil, increases the water content of plant fibers, dissolves nutrients & makes them available to plants.
What is irrigation and its necessity?
Irrigation is the process through which controlled amount of water can be supplied through artificial means such as pipes, ditches, sprinklers etc. the main objectives of irrigation systems is to help agricultural crop growth, landscape maintenance, reduce the effect of inadequate rainfall etc.
What is irrigation of 10th?
Ans. 1 Irrigation refers to the process of watering of cultivated plants through artificial mean from open wells, tanks, tubewells, canals, ponds, lakes etc.
What are the advantages of irrigation?
Benefits of Irrigation SystemsSaves Time. An automatic irrigation system will save you plenty of time that you in the past would have spent watering your lawns, gardens and flowers. … Saves Money. … Saves Water. … Improves Growth. … Weed Reduction.
What is irrigation system in India?
Irrigation in India includes a network of major and minor canals from Indian rivers, groundwater well based systems, tanks, and other rainwater harvesting projects for agricultural activities. Of these groundwater system is the largest.
Why is it important to increase the area under irrigation?
Answer. It is important to increase the area under irrigation because: It is necessary to reduce the dependency on rainfall and stabilize the cropping pattern. For example in South India without perennial rainfall, water supply replenishment is dependent on a cycle of dry seasons alternating with monsoon seasons.
Why is water important for irrigation?
It is necessary to reduce the dependency on rainfall and stabilize the cropping pattern.
What crops are grown in Indian monsoons?
Indian monsoons are highly erratic . Depending on rain might not yield better crop results . 2. Rice which is grown both as a commercial and staple crop requires a lot of water . 3. HYV seeds which have been introduced , require a lot of irrigation . 4.
Does farming depend on rain?
So, farming cannot entirely depend upon rains. The constant availability of water for irrigation provides a sense of stability to the farmer, and also encourages him to practise newer farming methods and patterns to maximise the productivity. The annual average rainfall in India is about 120 cm, i.e.
Why is irrigation important?
Importance of Irrigation: 1. Control of Drought and Famines Insufficient, uncertain and irregular rain causes uncertainty in agriculture. The period of rain is restricted to only four months in a year, June to September, when monsoon arrives. The remaining eight months are dry.
Why is it important to prevent fall in output during drought?
Since, both income and employment are positively and closely related to output, prevention of fall in output during drought is an important instrument for achieving stability of income and employment in the countryside.
Can India grow crops year round?
3. Multiple cropping possible: Since India has a tropical and sub-tropical climate, it has potential ities to grow crops on a year round basis. However, since 80% of the annual rainfall is received in less than four months, multiple cropping is generally not possible.
Can monsoons cause droughts?
This pushes large areas of the country into drought conditions. With the help of irrigation, droughts and famines can be effectively controlled.
India is an agricultural country therefore it needs a regular and sufficient supply of water agriculture in India depends mainly on monsoon rainfall it is so seasonal uncertain and in heavenly distributed there are certain crops which require larger and regular water supply such rice sugarcane extra decides to increase the yield and post production of crops required regular supply of water this can be provided only by irrigation which is very essential in India.
New questions in Social Sciences
integarated rular development programme works with problems of malnutrition, mortality and school drop outs. True or False
Why is irrigation important in good rainfall areas?
In good rainfall areas irrigation is required mostly as a supplemental need to protect their single crop agriculture against occasional drought. According to the Planning Commission the total water resources are about 178 million hectare meters but because of limitations of physiography, topography, geology, dependability, quality and the present state of technology only a fraction of it could be utilised. It has been estimated that the land area that can be ultimately irrigated is 113.5 million hectares.
What is the characteristic of the Indian rivers?
The rivers are largely dry during the 8 months of the year making it necessary for the provision of irrigation.
Which states have irrigated areas?
West coast, Southern Bihar, Madhya Pradesh, Karnataka, plains of Gujarat and Rajasthan, Gujarat North-east. The intra-state variation in irrigated area is equally wide. For example most of the irrigated area of Andhra Pradesh is confied to the lower reaches of the Godavari Krishna rivers and other coastal districts.