What are KOR depth and Kor period?

The first watering is known as kor watering , and the depth applied is known as kor depth . The portion of the base period in which kor watering is needed is known as kor period .

What is meant by Kor watering?

Sometimes, in the initial stages before the crop is sown, the land is very dry. A term kor watering is used to describe the watering given to a crop when the plants are still young. It is usually the maximum single watering required, and other waterings are done at usual intervals.

What is the crop period?

Explanation: Crop period is the time period that is elapsed from the instant of sowing to that of harvesting. Explanation: The watering stops before harvesting and base period is the time elapsed between first watering and the last watering till the crop matures.

What is core period in irrigation?

The period during which kor watering is done is known as kor Period.

What is Kor watering for rice?

19 cm
i) The optimum depth of kor-watering for rice is 19 cm. ii) The optimum depth of kor-watering for wheat is 13.5 cm.

What is outlet factor in irrigation?

The duty at the head water course is called as “outlet Discharge factor”. The ratio between the area of the crop irrigated and the quantity of water required during its entire period of growth is known as duty.

What is meant by crop ratio?

Crop ratio. It is the ratio of the areas irrigated in Rabi and Kharif seasons. Crop ratio= \frac{Area irrigated during Rabi season}{Area irrigated during Kharif season} Water requirements of Kharif crops is much more than those of rabi crops.

What are rabi crops?

Crops that are grown in the winter season, from November to April are called Rabi Crops. Some of the important rabi crops are wheat, barley, peas, gram and mustard.

What is duty and Delta?

Duty: The term duty means the area of land that can be irrigated with unit volume of irrigation water. Delta: It is the total depth of the water required by a crop during the entire period the crop is in the field and is denoted by the symbol ∆.

Which is more crop period or base period?

The time between the first watering of a crop at the time of its sowing to its last watering before harvesting is called the base period or the base of the crop. Crop period is slightly more than the base period, but for all practical purposes, they are taken as one and the same thing, and generally expressed in days.

What is the time interval between two consecutive watering called?

rotation period
What is the time interval between two consecutive watering called? Explanation: Every type of crop requires different amount of water for its complete growth in certain fixed intervals of time. The time interval between two consecutive intervals is called a rotation period.

What is Delta in irrigation?

It is the relation the between the area of a crop irrigated and the quantity of irrigation water required during the entire period of the growth of that crop. Delta: It is the total depth of the water required by a crop during the entire period the crop is in the field and is denoted by the symbol ∆.