Q. Furrows of 150 m long and 2 m apart, have longitudinal slope of 0.5 percent are initially irrigated by non-erosive stream for 100 minutes. The stream size is reduced to 50% and continued for another 40 minutes. Determine the average depth of irrigation.

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Q. In which type of irrigation method the entire land is not wetted?

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Q. In which irrigation method levees are provided along the contours?

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Q. In which method of flooding, does the water take circuitous route to irrigate the land?

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Q. What is the time interval between the sowing and harvesting of crops?

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Q. Crop period is approximately assumed to be the same as that of the base period.

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Q. What is the first step in soil preparation before sowing of seeds?

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Q. Kor period is less for humid climates and more for dry climates.

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Q. The first watering before sowing the crop is ________

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Q. What is called as the percentage of C.C.A irrigated at a time in one crop season?

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Q. Superfluous water is also called _______

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Q. The useful soil moisture for plant growth is ______

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Q. The area in which inferior crops can be grown without irrigation is called semi-arid region.

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Q. What is the time interval between two consecutive watering called?

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Q. What is total depth of water, for complete growth of crop called?

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Q. Duty of water helps in the work out of discharge required for designing the channel.

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Q. What is the name of duty called as in direct irrigation?

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Q. Which type of period is slightly more than its counterpart period?

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Q. Flow irrigation system has lower duty than lift irrigation system.

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Q. Which type of units is used to define high and low duty?

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