Description : The quantity of water needed for normal crop growth and yield in a period of time to a place and may be supplied by precipitation or by irrigation or by both.
Last Answer : Ans.Water requirement of a crop
Description : The ratio of the crop yield to the total amount of water used for irrigation is called, measured in kg/ha-cm is
Last Answer : Ans.Water use efficiency
Description : The percentage of applied irrigation water stored in the soil and made available for consumptive use by the crop
Last Answer : Ans.Irrigation Efficiency
Description : Irrigation is applied to the crop at
Last Answer : Ans.50%soil moisture depletion stage
Description : The most common symptoms to judge the maturity of sugarcane are
Last Answer : Ans.Cane become brittle, produces metallic sound and breaks easily at nodes.
Description : The total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
Description : “Relative land area under sole crop required to produce the same yield as obtained under a mixed or intercropping system at the same level of management is termed as
Last Answer : Ans.Land equivalent ratio (LER)
Description : Salt content in irrigation water evaluated as best quality
Last Answer : Ans.0.2 to 0.5 g/lt
Description : What will be CPE value when irrigation is scheduled at 0.8 IW/CPE with 6.0 cm depth of irrigation water?
Last Answer : Ans.7.5 cm or 75 mm
Description : The saving of water in sprinkler and drip irrigation methods as compared to surface irrigation methods
Last Answer : Ans.25-50%and 50-70%water, respectively.
Description : Micro irrigation method, in which water is applied as drop form through emitters
Last Answer : Ans.Drip method
Description : Micro irrigation method, in which water is applied as spray
Last Answer : Ans.Sprinkler method
Description : Horizontal flow of water in irrigation channels or through canals is known as
Last Answer : Ans.Seepage
Description : Irrigation project covered < 2,000 ha of CCA
Last Answer : Ans.Minor irrigation project
Description : Irrigation project covered 2,000 to 10,000 ha of CCA
Last Answer : Ans.Medium irrigation project
Description : Irrigation project covered >10,000 ha of catchments command area (CCA)
Last Answer : Ans.Major irrigation project
Description : Which irrigation method has highest irrigation efficiency?
Description : Drip Irrigation method is also known as
Last Answer : Ans.Trickle irrigation
Description : Drip Irrigation is discovered at
Last Answer : Ans.Israel
Description : Pressure, applied in sprinkler irrigation system
Last Answer : Ans.>2.5 bar
Description : Irrigation method, suitable for undulating land, sandy soils and Vegetable and fruit crops
Description : Most common method of surface irrigation to irrigate groundnut and pulses
Last Answer : Ans.Check basin
Description : Irrigation method suitable for lowland rice and jute
Last Answer : Ans.Flooding
Description : Life saving irrigation is also known as
Last Answer : Ans.Contingency irrigation
Description : Most critical stages for irrigation of tobacco is
Last Answer : Ans.Topping
Description : Most critical stage for irrigation in potato is
Last Answer : Ans.25%tuber formation stage
Description : The most critical stage of sugarcane for irrigation is
Last Answer : Ans.Formative stage (60-130 days after planting)
Description : The critical stages for irrigation in Rapseed and mustard are
Last Answer : Ans.Rosette stage and Siliqua formation stage 16. Safflower
Description : The most suitable irrigation method for groundnut
Last Answer : Ans.Check basin method
Description : The main critical stage of groundnut for irrigation
Last Answer : Ans.Flowering stage, Pegging stage and Pod formation stage
Description : Critical stage for irrigation in barley
Last Answer : Ans.Active Tiplering Stage (30–35 DAS)
Description : The most critical stages for irrigation in maize
Last Answer : Ans.Silking stage.
Description : The most important critical stage of rice for irrigation
Last Answer : Ans.Tillering to flowering stage
Description : The quantity of water (gm) necessary for a plant to produce 1 kg of dry matter is known as
Last Answer : Ans.Transpiration coefficient
Description : Water requirement of cotton crop
Last Answer : Ans.70-130 cm
Description : A branch of agricultural science which deals with principles and practices of soil, water and crop management.
Last Answer : Ans.Agronomy
Description : The crop grown on degraded land for improvement is called
Last Answer : Ans.Conservation crop
Description : The practice of flushing out germinable weed seeds before crop sowing is called
Last Answer : Ans.Stale seed bed
Description : What is the Critical Period of Crop-Weed Competition for sugarcane?
Last Answer : Ans.30-120 DAS
Description : What is the Critical Period of Crop-Weed Competition for Upland rice condition?
Last Answer : Ans.Entire period of crop growth
Description : What is the Critical Period of Crop-Weed Competition for transplanted rice?
Last Answer : Ans.30-45 DAS
Description : Which of the following stages of a crop are more prone to weed competition?
Last Answer : Ans.Germination to seedling
Description : The off type crop varieties are
Last Answer : Ans.Rogue
Description : Problematic weed, whose seed once mixed with crop seed is extremely difficult to separate?
Last Answer : Ans.Objectionable weed
Description : Which crop rotation under dryland situation will be more remunerative?
Last Answer : Ans.Sesamum-gram
Description : The length of growing period, suitable for growing only a single dry land crop
Last Answer : Ans.14 weeks
Description : The crop sown under condition of early onset of monsoon
Last Answer : Ans.Pearlmillet and Sesamum
Description : The contingent crop plan suggested when long gap in rainfall
Last Answer : Ans.Providing life saving irrigation only at critical growth stages
Description : Change in normal crop planning to meet weather abnormalities is termed as
Last Answer : Ans.Contingent planning
Description : Crop growing season of dryland farming is
Last Answer : Ans.75 – 120 days