Description : Semi stem parasitic weed of Mango?
Last Answer : Ans.Loranthus spp.
Description : The total root parasitic weed of Tobacco?
Last Answer : Ans.Orabanchi spp.
Description : The method, suitable for crops i.e. Sorghum, cotton, maize, tobacco, potato, sugarcane etc is
Last Answer : Ans.Furrow method
Description : The total stem parasitic weed of Lucerne?
Last Answer : Ans.Cuscuta spp
Description : Stem parasitic weed of lucerne is
Last Answer : Ans.Cuscuta reflexa (Doddar)
Description : What is the Critical Period of Crop-Weed Competition for sugarcane?
Last Answer : Ans.30-120 DAS
Description : The permanent type root of sugarcane is
Last Answer : Ans.Shoot roots
Description : Water requirement of wheat, sorghum, soybean and tobbaco are
Last Answer : Ans.45-65 cm
Description : Sweet sorghum varieties
Last Answer : Ans.RSSV 46, 53, 59, 84, 96, NSS 216
Description : Alkaloid content present in sorghum leaves
Last Answer : Ans.HCN (Dhurin alkaloid)
Description : 1 st Hybrid variety of sorghum
Last Answer : Ans.CSH-1 (released in 1965)
Description : The seed rate of sorghum
Last Answer : Ans.12-15 kg/ha
Description : Sorghum crop is also referred as
Last Answer : Ans.Camel crop
Description : Botanical name of sorghum is
Last Answer : Ans.Sorghum bicolor
Description : .Strigol, a witch weed stimulant isolated from the root exudates of a). Cotton b). Sorghum c). Alfaalfa d). Cowpea
Last Answer : a). Cotton
Description : Water requirement of sugarcane
Last Answer : Ans.150-250 cm
Description : The most dangers disease of sugarcane is
Last Answer : Ans.Red rot disease 21. Berseem
Description : Sugar yield from sugarcane is
Last Answer : Ans.6-10%from juice
Description : Sugarcane is considered as mature, when Brix reading is between
Last Answer : Ans.18-20%
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 : Nutrient, responsible for translocation of sugar in sugarcane
Last Answer : Ans.Potassium (K)
Description : A method of plant analysis for assessing nutrient requirement in sugarcane is
Last Answer : Ans.Crop Logging
Description : Most commonly used herbicides in sugarcane are
Last Answer : Ans.Simazine, Atrazine and Alachlor
Description : Earthing up in sugarcane is done at
Last Answer : Ans.4 month after planting
Description : Varieties of sugarcane termed as “Wonder cane”
Last Answer : Ans.COC-671 and CO-419
Description : Which bacterium is used for nitrogen fixation in sugarcane field?
Last Answer : Ans.Acetobactor diazotrophicus
Description : The most critical stage of sugarcane for irrigation is
Last Answer : Ans.Formative stage (60-130 days after planting)
Description : The chemicals used for sett treatment of sugarcane
Last Answer : Ans.Agallal and Areton
Description : Flat bed method of sugarcane planting is most common in
Last Answer : Ans.North India
Description : Planting material used for sugarcane planting is
Last Answer : Ans.Upper 1/3 to half part of cane
Description : Adsali sugarcane crop planted during the months
Last Answer : Ans.July–August
Description : Inflorescence of sugarcane is called as
Last Answer : Ans.Arrow
Description : Optimum temperature for sugarcane growth
Last Answer : Ans.21-27°C
Description : Sugarcane Breeding Institute (SBI) is situated at
Last Answer : Ans.Coimbatore, Tamil Nadu
Description : Indian Institute of Sugarcane Research (IISR) is situated at
Last Answer : Ans.Lucknow, Uttar Pradesh
Description : Leading state of India in sugarcane production is
Last Answer : Ans.U.P. (45%of total Prodtn.)
Description : Which crop has a harmful effect on the increase of RH? A. Sunflower B. Maize C. Sugarcane D. Sorghum
Last Answer : B. Maize
Description : Which is the ‘odd one’ based on mimicry a). Wild rice in rice b). Wild sorghum in sorghum c). Wild sugarcane in sugarcane d). Itch grass in upland rice
Last Answer : d). Itch grass in upland rice
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 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