1. what is irrigation?
2. what are the traditional methods of irrigation?
3. name the modern methods of irrigation and explain each of them?
4. define weeds? how we will protect our cultivation field from weeds?
5. what is weeding
6. what are weedicide?
Answers
Answer:
Irrigation is the process of applying controlled amounts of water to plants at needed intervals. Irrigation helps to grow agricultural crops, maintain landscapes, and revegetate disturbed soils in dry areas and during periods of less than average rainfall.
2.Traditional Irrigation Methods
Moat. Also called the pulley system, it involves pulling up water from a well or other such source to irrigate the land. ...
Chain pump. A chain pump consists of two large wheels connected by a chain. ...
Dhekli. It is a process of drawing water from a well or such similar source. ...
Rahat.
3. Two modern methods of irrigation are: i. Drip Method: is the best modern method of irrigation as in this method water is directly given to the crops through perforated pipes. This reduces the evaporation and each crop can be irrigated according to its nature.
4.Weeds compete for essential components required by crops and the demand increases as per growth. They compete for light, water, nutrients, and space. They reduce the yield and manipulate the quality of the product
5. The unwanted plants that grow in-between crops are called weeds. The process of removal of such unwanted plants is called weeding. ... It loosens the soil, which helps in the penetration of water to the roots of the cultivated plant.
6. Weedicides are the chemicals which are sprayed over field to get rid of weeds. They will not show any effect on crop plants. Two popularly used weedicides are 2,4-D Ethyl ester, Neem extract, Glyphosate etc.