What is meant by Warabandi system?
The Warabandi system (Water Distribution System) is a rotating water allocation system in Pakistan that shares irrigation water equally.
How is water distribution managed in the Warabandi system?
WARABANDI is a rotational method for equitable distribution of the available water in an irrigation system by turns fixed according to a predetermined schedule specifying year, day, time and duration of supply to each irrigator in proportion to the size of his landholding in the outlet command.
What is nakka in irrigation?
Haqooq Right to irrigation water. Nakka A cut in the watercourse from which water is carried direct into the fields. Nikal Water left in a watercourse at the end of a turn or at the complete rotation of warabandi.
What is rotational water supply?
Water rotation is the method of rotation of the order of crop watering based on the timetable designed for equitable distribution of irrigation water. With this scheme, main canals operate uninterruptedly, while water is supplied to distribution units by turns. …
What is the benefit of having intermittent water reservoirs?
Moreover, those local reservoirs are often over-designed in order to take into account higher water consumption and possible leakages. In these cases, the intermittent distribution is useful to limit water losses due to pressurization more than to limit water consumption by users.
What is high efficiency irrigation system?
What’s High Efficiency Irrigation System (HEIS)? As the name suggest, it’s a system that is made for irrigating crops in the most efficient way. It is reported that High Efficiency irrigation system (HEIS) requires less water, efficiently uses nutrients and addresses various crop production issues.
Why farmers used the water on a rotation system?
It reduces reliance on one set of nutrients, pest and weed pressure, and the probability of developing resistant pest and weeds.
Why did the farmers share water on a rotation system?
Farmers shared the water on a rotation system. The sharing of water for private and oublic needs built a strong feeling of community.
What are the drawbacks of intermittent system?
Disadvantages of the Intermittent Form: It is expensive for high volumes since the variable costs are high for general purpose machines. 2. There is a problem of planning and control of complex jobs. There may be idling of resources.
What are the disadvantages of intermittent water supply system?
Paradoxically, more water is needed for such systems due to high wastage. They also require heavy technical and human adjustments compared to continuous systems, thus causing additional costs. Moreover, intermittent supplies are a major inconvenience, mainly to the poor, and represent serious health risks.
What is meant by watercourse?
1 : a natural or artificial channel through which water flows. 2 : a stream of water (such as a river, brook, or underground stream)