Description : Undesirable, troublesome weed difficult to control
Last Answer : Ans.Noxious weed
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 : Stale seed bed technique of weed control is a
Last Answer : Ans.Cultural method
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 : True potato seed (TPS) enough for planting one ha. crop.
Last Answer : Ans.40-45 gm
Description : The seed rate of oat crop is
Last Answer : Ans.80 -90 kg/ha
Description : The recommended seed rate of mustard as main crop is
Last Answer : Ans.4-6 kg/ha
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 : BIPOLARIS is used to control weed
Last Answer : Ans.Johnson grass
Description : The most dominant aquatic weed Eichhornia crassipes is controlled by
Last Answer : Ans.Neochetina bruchi
Description : First biologically controlled weed is
Last Answer : Ans.Lantana camara
Description : Which of the following weed having herbicide resistance?
Last Answer : Ans.Avena fatua
Description : The total stem parasitic weed of Lucerne?
Last Answer : Ans.Cuscuta spp
Description : The total root parasitic weed of Tobacco?
Last Answer : Ans.Orabanchi spp.
Description : Semi stem parasitic weed of Mango?
Last Answer : Ans.Loranthus spp.
Description : Semi root parasitic weed of Sorghum and Sugarcane?
Last Answer : Ans.Striga spp.
Description : Weed that depends for its growth on its host plant?
Last Answer : Ans.Parasitic weed
Description : Cropped along with wild land weed are known as?
Last Answer : Ans.Facultative weeds
Description : Stem parasitic weed of lucerne is
Last Answer : Ans.Cuscuta reflexa (Doddar)
Description : The objectionable weed of berseem is
Last Answer : Ans.Kasini (Chicorium intybus)
Description : Grassy weed in barley field can be effectively controlled by
Last Answer : Ans.Both Isoproturon and 2,4-D
Description : Objectionable weed of wheat
Last Answer : Ans.Convolvulus arvensis
Description : Most dominated weed species in rice field is
Last Answer : Ans.Echinochloa spp.
Description : Weed caused relatively more loss in rice productivity, when it is
Last Answer : Ans.Direct seeded
Description : What is the concentration of solution in ppm if 2 kg of 2,4-D is mixed with 1000 lit of water?
Last Answer : Ans.2000
Description : The crop grown on degraded land for improvement is called
Last Answer : Ans.Conservation crop
Description : The off type crop varieties are
Last Answer : Ans.Rogue
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
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 : Water requirement of cotton crop
Last Answer : Ans.70-130 cm
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 : Irrigation is applied to the crop at
Last Answer : Ans.50%soil moisture depletion stage
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 : The total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
Description : Volume or quantity of water required for irrigation to bring a crop to maturity
Last Answer : Ans.Duty of water
Description : A cropping system where the land is hands over the succeeding crop before the harvest of standing crop.
Last Answer : Ans.Relay or overlapping cropping
Description : The growing of more than one crop on the same land in one year is termed as
Last Answer : Ans.Multiple cropping
Description : The repetitive growing of the same sole crop on the same land is termed as
Last Answer : Ans.Monoculture
Description : One crop variety grown alone in pure stands at normal density in a field
Last Answer : Ans.Sole cropping
Description : Growing of two or more crops simultaneously in alternate rows or otherwise in the same area, where there is significant amount of inter crop competition is called as
Last Answer : Ans.Intercropping
Description : The raising of animals along with crop production is
Last Answer : Ans.Mixed farming