Description : Semi root parasitic weed of Sorghum and Sugarcane?
Last Answer : Ans.Striga spp.
Description : The total stem parasitic weed of Lucerne?
Last Answer : Ans.Cuscuta spp
Description : Semi stem parasitic weed of Mango?
Last Answer : Ans.Loranthus spp.
Description : Stem parasitic weed of lucerne is
Last Answer : Ans.Cuscuta reflexa (Doddar)
Description : The method, suitable for crops i.e. Sorghum, cotton, maize, tobacco, potato, sugarcane etc is
Last Answer : Ans.Furrow method
Description : Nicotine content accumulates in which part of tobacco?
Last Answer : Ans.Leaves (IV) Cropping and Farming system
Description : Desuckering of tobacco is done by
Last Answer : Ans.Melaic Hydracids (2%)
Description : Most critical stages for irrigation of tobacco is
Last Answer : Ans.Topping
Description : Mutant varieties of tobacco are
Last Answer : Ans.Jayashri, Bhavya
Description : The seed rate of tobacco is
Last Answer : Ans.2.5 to 3.0 kg/ha
Description : Cigarette tobacco is prominent growing in states of
Last Answer : Ans.Andhra Pradesh and Karnataka
Description : Nicotine content (%) of tobacco is
Last Answer : Ans.0.5 to 5.5 (N. tabacum) and 3.5 to 8.0 (N. rustica)
Description : Transplanting age of tobacco is
Last Answer : Ans.7 to 9 weeks (4-5 leaf stage)
Description : The botanical name of tobacco is
Last Answer : Ans.Nicotiana tabacum
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 : Stale seed bed technique of weed control is a
Last Answer : Ans.Cultural method
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 : Weed that depends for its growth on its host plant?
Last Answer : Ans.Parasitic weed
Description : Undesirable, troublesome weed difficult to control
Last Answer : Ans.Noxious weed
Description : Problematic weed, whose seed once mixed with crop seed is extremely difficult to separate?
Last Answer : Ans.Objectionable weed
Description : Cropped along with wild land weed are known as?
Last Answer : Ans.Facultative weeds
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 : The water, that moves downward freely under the influence of gravity (< 1/3 bar) beyond the root zone
Last Answer : Ans.Gravitational water
Description : Downward movement of nutrients and salts from the root zone with the water
Last Answer : Ans.Leaching
Description : The permanent type root of sugarcane is
Last Answer : Ans.Shoot roots
Description : The type of root system in chickpea is
Last Answer : Ans.Tape root system
Description : The nitrogen fixing bacterium found on root surface of rice
Last Answer : Ans.Azospirillum
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 total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
Description : Total number of cutting taken in oat crop are
Last Answer : Ans.2-3 cuttings
Description : Root nodules are commonly found in – (1) Parasitic plants (2) Epiphytic plants (3) Leguminous plants (4) Aquatic plants
Last Answer : (3) Leguminous plants
Description : Nitrogen fixing bacteria found in the root nodules of leguminous plant is:- (1) Saprophytic (2) Parasitic (3) Symbiotic (4) Autotrophic
Last Answer : (3) Symbiotic Explanation: Many legumes have root nodules that provide a home for symbiotic nitrogenfixing bacteria called rhizobia. This relationship is particularly common in nitrogen-limited conditions. .
Description : Root nodules are commonly found in : (1) Parasitic plants (2) Epiphytic plants (3) Leguminous plants (4) Aquatic plants
Last Answer : Leguminous plants
Description : Root knot disease of tobacco is effective controlled by
Last Answer : Ans. Carbofuran (12) Mango
Description : Serpasil is obtained from the (a) plant Rauwalfia serpentine (b) cinchona tree (c) extracts of tobacco leaf (d) extracts of ginger root
Last Answer : Ans:(a)
Description : Excessive/chronic use of which of the following drugs is the root cause of lung cancer, cough bronchitis, emphysema, hypertension and cardiovascular symptoms? (a) Caffeine (b) Nicotine: cigarettes and chewing tobacco (c) Cocaine (d) Methadrine
Last Answer : Ans:(b)
Description : Which part of the tobacco plant is infected by Meloidogyne incognita? (a) Stem (b) Root (c) Flower (d) Leaf
Last Answer : b) Root
Description : The full form of LEISA is
Last Answer : Ans.Low External Input Sustainable Agriculture
Description : The crop grown on degraded land for improvement is called
Last Answer : Ans.Conservation crop