Description : The total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
Description : The water content between Field capacity (-1/3 bar) to PWP (-15 bar) is called
Last Answer : Ans.Available water
Description : The is also used for forming field or channels. A. Bunds. C. Ridger B. Harrow. D. None of the above.
Last Answer : Ridger
Description : A cuboid shaped wooden block has 6 cm length, 4 cm breadth and 1 cm height. 12. Two faces measuring 4 cm x 1 cm are coloured in black. 13. Two faces measuring 6 cm x 1 cm are coloured in red. 14. Two ... How many cubes will have 4 coloured sides and two non-coloured sides ? (a)8 (b)4 (c)16 (d)10
Last Answer : Answer key : (b)
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 : 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 : Mustard crop planted at a spacing of 50 x 20 cm will have _______ plants/ha.
Last Answer : Ans.1,00,000
Description : When water is held tightly as thin film around soil particles by adsorption forces and flows at gravity of > -31 bar, is called
Last Answer : Ans.Hygroscopic water
Description : Nitrogen use efficiency in rice is around
Last Answer : Ans.30-40%
Description : According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is ... (C) Three-fourth of the width of the slab (D) Four-fifth of the width of the slab
Last Answer : Answer: Option C
Description : Such weeds, that are grown in cultivated field?
Last Answer : Ans.Obligate weeds
Description : The flow of excess water from the field after saturation of soil.
Last Answer : Ans.Runoff
Description : Two or more than two crops of different heights cultivated simultaneously on the same field is called as
Last Answer : Ans.Multistoreyed/Multitired/Multi-level cropping
Description : One crop variety grown alone in pure stands at normal density in a field
Last Answer : Ans.Sole cropping
Description : Which bacterium is used for nitrogen fixation in sugarcane field?
Last Answer : Ans.Acetobactor diazotrophicus
Description : The most frost affected crop among all field crops?
Last Answer : Ans.Gram
Description : Grassy weed in barley field can be effectively controlled by
Last Answer : Ans.Both Isoproturon and 2,4-D
Description : Zinc and sulphates deficiency in wheat field reported in
Last Answer : Ans.Punjab
Description : Common herbicide used in rice crop field?
Last Answer : Ans.Anilophos and Butachlor.
Description : Most dominated weed species in rice field is
Last Answer : Ans.Echinochloa spp.
Description : Gas emitted from rice field is
Last Answer : Ans.CH4 (Methan).
Description : The nursery area required for providing seedlings for transplanting 1 ha rice field
Last Answer : Ans.1000 m2 (1/10 ha)
Description : Optimum depth of sowing for most of field crops
Last Answer : Ans.3-5 cm
Description : The Indian originated field crops are
Last Answer : Ans.Arhar, Mung, Urd, Cotton, Jute, Kodo, Kutki, Oat etc.
Description : The crops leave the field exhaustive after growing?
Last Answer : Ans.Exhaustive Crops
Description : The seed of succeeding crops is sown broadcast at 10 to 15 days before harvesting rice crop?
Last Answer : Ans.Paira/Utera Crops
Description : Which irrigation method has highest irrigation efficiency?
Last Answer : Ans.Drip method
Description : Drip method is suitable for
Last Answer : Ans.Wider spaced orchard crops, sugarcane and for saline soils
Description : Micro irrigation method, in which water is applied as drop form through emitters
Description : Drip Irrigation method is also known as
Last Answer : Ans.Trickle irrigation
Description : Irrigation method, suitable for undulating land, sandy soils and Vegetable and fruit crops
Last Answer : Ans.Sprinkler method
Description : Micro irrigation method, in which water is applied as spray
Description : The method, suitable for crops i.e. Sorghum, cotton, maize, tobacco, potato, sugarcane etc is
Last Answer : Ans.Furrow method
Description : Ring basin method is suitable for
Last Answer : Ans.Fruit trees
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 : Volumetric method of water measurement are
Last Answer : Ans.Furrows, Sprinklers and Drippers
Description : Which of the following is a method of indirect measurement of soil moisture?
Last Answer : Ans.Neutron moisture meter
Description : Priming method of harvesting is popular in
Last Answer : Ans.Cigarette, Wrapper and Chewing type
Description : The most popular method for potato planting is
Last Answer : Ans.Ridge and Furrow
Description : A method of plant analysis for assessing nutrient requirement in sugarcane is
Last Answer : Ans.Crop Logging
Description : Ridge and furrow method is mostly used in
Last Answer : Ans.South India
Description : Flat bed method of sugarcane planting is most common in
Last Answer : Ans.North India
Description : The most suitable irrigation method for groundnut
Last Answer : Ans.Check basin method
Description : Dapog method is most commonly prevalent in
Last Answer : Ans.Philippines
Description : Under SRI method, rice plant is transplanted at
Last Answer : Ans.10-12 DAS (Days After Sowing)
Description : Natural embankments found on upper valley sides are-known as – (1) high banks (2) levees (3) bunds (4) ridge
Last Answer : (2) levees Explanation: A levee is an elongated naturally occurring ridge or artificially constructed fill or wall, which regulates water levels. It is usually earthen and often parallel to the course of a river in its floodplain or along low lying coastlines.
Description : The rain water harvesting shown here is A. Recharge Pit. B. Recharge Trench. C. Roof top rain water harvesting. D. Bunds of slopes.
Last Answer : B. Recharge Trench.
Description : —— is important for churning of the soil with water A. Levelers. C. Bunds B. Ridger. D. Puddler
Last Answer : Puddler
Description : are used to hold water in the soil. A. Bunds. C. Harrow B. Ridger. D. None of the above
Last Answer : Bunds