Description : The nitrogen fixing bacterium found on root surface of rice
Last Answer : Ans.Azospirillum
Description : The nitrogen fixation per hectare by soybean
Last Answer : Ans.40 kg
Description : Strain used for biological N2 fixation in groundnut is
Last Answer : Ans.Rhizobium japonicum
Description : What is the Critical Period of Crop-Weed Competition for sugarcane?
Last Answer : Ans.30-120 DAS
Description : Semi root parasitic weed of Sorghum and Sugarcane?
Last Answer : Ans.Striga spp.
Description : Water requirement of sugarcane
Last Answer : Ans.150-250 cm
Description : The method, suitable for crops i.e. Sorghum, cotton, maize, tobacco, potato, sugarcane etc is
Last Answer : Ans.Furrow method
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 : 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 : The permanent type root of sugarcane is
Last Answer : Ans.Shoot roots
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 : ______ helps in fixation of nitrogen in rice field in association with root of Cycas plant. a) rhizobium b)fungus c)cyano bacteria d)bacteria
Last Answer : c)cyano bacteria
Description : Sugarcane show high efficiency of `CO_(2)` fixation because of
Last Answer : Sugarcane show high efficiency of `CO_(2)` fixation because of A. Calvin cycle B. hatch and Slack cycle C. TCA cycle D. Greater sunlight
Description : Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because (a) effective pumping of CO2 into bundle sheath cells (b) RuBisCO in C4 plants has higher affinity for CO2 (c ... d) the primary fixation of CO2 is mediated via PEP carboxylase. (2005) 65. In sugarcane plant
Last Answer : (d) the primary fixation of CO2 is mediated via PEP carboxylase.
Description : Anaerobic environment in rice soil is responsible for gaseous loss of fertilizer nitrogen by
Last Answer : Ans.Denitrification
Description : Nitrogen use efficiency in rice is around
Last Answer : Ans.30-40%
Description : Rice prefer nitrogen uptake in
Last Answer : Ans.Ammonical form (NH4 ).
Description : Such weeds, that are grown in cultivated field?
Last Answer : Ans.Obligate weeds
Description : The water content between Field capacity (-1/3 bar) to PWP (-15 bar) is called
Last Answer : Ans.Available water
Description : The method in which field divided into number of strips by bunds of around 15 cm height is
Last Answer : Ans.Border strip method
Description : The total depth of water (cm) required y a crop during its duration in the field
Last Answer : Ans.Delta
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 : 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