Description : The tillage aims to reduce tillage to the minimum necessary for ensuring a good seed-bed, rapid germination, satisfactory stands and favourable growing condition?
Last Answer : Ans.Minimum tillage
Description : A system of tillage in which organic residues are not inverted into the soil and used as a protective cover against erosion and evaporational losses of soil moisture?
Last Answer : Ans.Conservation tillage or stubble mulch tillage
Description : The tillage referred as no tillage in which the crop is planted in unprepared soil
Last Answer : Ans.Zero tillage
Description : The tillage operation mainly aims to break, open and turn the soil
Last Answer : Ans.Primary/tillage
Description : The tillage implement, most suitable for rice cultivation is
Last Answer : Ans.Power tiller
Description : The tillage implement used to break subsoil is
Last Answer : Ans.Chisel plough
Description : Conservation tillage tends to encourage
Last Answer : Ans.Higher microbial population
Description : The word ‘Zero tillage’ was termed by
Last Answer : Ans.Jethro Tull
Description : Conventional tillage involves
Last Answer : Ans.Minimum tillage, Zero tillage and Conservation tillage.
Description : The secondary tillage implements are
Last Answer : Ans.Cultivator, Harrows, Hoe, Planker, Roller etc.
Description : The tillage operation, done to create a good seedbed for proper seeding/planting
Last Answer : Ans.Secondary tillage
Description : The primary tillage implements are
Last Answer : Ans.Deshi plough, MB plough, Ridge plough, Disk plough etc.
Description : Who is the father of tillage?
Description : The moisture deficit condition, results when the amount of water vapour available in the soil is not sufficient to meet the demand of potential evapo-transpiration
Last Answer : Ans.Drought
Description : An ideal condition of soil for crop growth?
Last Answer : Ans.Seed-bed
Description : is the mechanical manipulation of soil to provide favorable condition for crop production. A. Power tiller C. Rotary tiller B. Tillage D. Disc plough
Last Answer : Tillage
Description : What is the Critical Period of Crop-Weed Competition for Upland rice condition?
Last Answer : Ans.Entire period of crop growth
Description : The chemical accumulated during drought condition
Last Answer : Ans.Proline
Description : The crop sown under condition of early onset of monsoon
Last Answer : Ans.Pearlmillet and Sesamum
Description : The most dangerous situation in dryland condition is
Last Answer : Ans.Early withdrawal of water
Description : The average yield of chickpea in irrigated condition in India
Last Answer : Ans.12-15 qt/ha. 8. Pigeonpea/Arhar
Description : Chickpea variety suitable for rainfed condition?
Last Answer : Ans.Vishal, Anubhav
Description : The amount of soil moisture or water content held in soil after excess water has drained away is called
Last Answer : Ans.Field capacity (FC)
Description : The flow of excess water from the field after saturation of soil.
Last Answer : Ans.Runoff
Description : The condition intensifies the spread of perennial propagules of weeds after being exposed by tillage a). Hot weather b). Rainfall c). High light intensity d). High wind
Last Answer : b). Rainfall
Description : The most popular mechanical measure to control soil erosion and conserve is
Last Answer : Ans.Contour Bunding
Description : About 50-75% of soil erosion by wind is carried out by
Last Answer : Ans.Saltation
Description : What are the types of soil movement in the process of wind erosion?
Last Answer : Ans.Saltation, Suspension and Surface creep
Description : Detachment and transportation of top soil particles by wind and or by water is known as.
Last Answer : Ans.Soil erosion
Description : A period in which the available soil moisture is enough to meet the evapotranspiration requirement of dry land crops
Last Answer : Ans.Length of growing period
Description : The process in which soil water lost from leaves of plants in the form of vapour and enters the surrounding atmosphere.
Last Answer : Ans.Transpiration
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 : The water, retained by the soil in capillary pores (micropores), against gravity (-1/3 to - 31 bar) by the force of surface tension
Last Answer : Ans.Capillary water
Description : The moisture content of a soil at which plants permanently wilt and will not recover.
Last Answer : Ans.Permanent wilting point (PWP)
Description : Which of the following is a method of indirect measurement of soil moisture?
Last Answer : Ans.Neutron moisture meter
Description : Soil moisture content is determined by
Last Answer : Ans.Tensiometer (at 0.85 bar)
Description : Soil crusting reduces
Last Answer : Ans.Infiltration
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 : Vertical movement of water or downward movement of water from different soil layer is called as
Last Answer : Ans.Percolation
Description : First entry of water from the upper layer of soil is known as
Description : The cropping system beneficial to prevent soil erosion due to winds is
Last Answer : Ans.Strip cropping
Description : Which of the following rotations is likely to leave soil richer in organic matter?
Last Answer : Ans.Maize – Oats - Clovers
Description : Potato crop favours the soil for best growth
Last Answer : Ans.Sandy loam soil
Description : The best soil for cultivation of cotton
Last Answer : Ans.Black cotton soil
Description : Most suitable soil for groundnut cultivation
Description : Best soil for cultivation of chickpea?
Last Answer : Ans.Light alluvial soil (a loose and well aerated soil)
Description : Rice varieties suitable for Saline-alkaline soil are
Last Answer : Ans.CSR-10, CSR-13, CSR-27
Description : Anaerobic environment in rice soil is responsible for gaseous loss of fertilizer nitrogen by
Last Answer : Ans.Denitrification
Description : The optimum range of available soil moisture for convenient and effective ploughing
Last Answer : Ans.50-75%
Description : The mechanical manipulation of the soil is k/s as
Last Answer : Ans.Tillage