Description : What is the trade name of Nitrofen?
Last Answer : Ans.Toke E-25
Description : Glyphosate is the active ingredient of: a). Gramoxone b). Treflan c). Himore d). Round-up
Last Answer : d). Round-up
Description : If the count of Echinochloa in weedy check is 70 and that in a treatment 25/m2, weed control efficiency will be a). 54.3% b). 64.3% c). 73.4% d). 79.6%
Last Answer : b). 64.3%
Description : If the yield from weed free is 3500 kg and that from weedy 1500 kg/ha, weed index would be a). 57.1% b). 133.3% c). 45.0% d). 25.6%
Last Answer : a). 57.1%
Description : Isoproturon to wheat is effective at a). 15 DAS b). 25-30 DAS c). 45- DAS d). 5 DAS
Last Answer : b). 25-30 DAS
Description : 2,4-d to wheat is effective when it is ap plied at a). 15 DAS b). 20-25 DAS c). 25-30 DAS d). 45 DAS
Last Answer : c). 25-30 DAS
Description : If cost of the herbicide is INR 1000 and application cost is INR 500 and net return over weedy is INR 15000, MBCR will be a). 35 b). 25 c). 15 d). 10
Last Answer : d). 10
Description : Herbicidal control for isoproturon resis tance Phalaris minor in wheat a). Sulfosulfuron 25 g/ha b). Clodinafop-propargyl 60 g/ha c). Penoxaden 50 g/ha d). All
Last Answer : d). All
Description : Volume of spray fluid in ultra low vol ume spraying a).300-500 l/ha b).2-5 l/ha c).25-50 l/ha d).100-150 l/ha
Last Answer : b).2-5 l/ha
Description : Volume of spray fluid in ultra low vol- ume spraying a).300-500 l/ha b).2-5 l/ha c).25-50 l/ha d).100-150 l/ha
Description : The authority associated with the first genetically modified plants the soybean resistant to glyphosate from Monsanto which achieved widespread success was a.) Rachel Carson (May 27, 1907 - April 14, 1964) b). ... Fraley (birthdate: 1953) d). Norman Borlaug (March 25, 1914 - September 12, 2009)
Last Answer : c). Robert Fraley (birthdate: 1953)
Description : Deactivation of herbicides in the plant system a). Conjugation b). Accumulation c). Secretion d). All e). None
Description : Photoshop Cs5 - change lasso color?
Last Answer : Hm. Good question. Let me know if you find an answer.
Description : During the discharge of nematocyst, the function of lasso is to
Last Answer : During the discharge of nematocyst, the function of lasso is to A. Press and squeeze out the ... of nematocyst from nematoblast D. None of these
Description : Who was the first UN High Commissioner for Human Rights? A. Mary Robinson B. Jose Ayala Lasso C. Navin Pillay D. Sadruddin Agha Khan
Last Answer : ANSWER: B
Description : 47 Human Rights Who was the first UN High Commissioner for Human Rights? A. Mary Robinson B. Jose Ayala Lasso C. Navin Pillay D. Sadruddin Agha Khan
Description : The ecological phenomenon of plant-plant interference a). Competition b). Allelopathy c). Both d). None
Last Answer : c). Both
Description : Prohexadione calcium a plant growth regu lator affect efficacy of which of the following herbicides in peanut a). acifluorfen b). bentazon c). imazethapyr d). None
Last Answer : d). None
Description : Allelochemicals are mostly present in which of the following plant parts a). Flowers and fruits b). Leaves and stems c). Roots d). All
Description : Typically pre-plant soil incorporated herbi cide a). Fluchloralin b). Trifluralin c). EPTC d). All of these
Last Answer : d). All of these
Description : Important quality of bioagents a). Attack only host plant b). Free from predators/parasites and quick adoption to new environment c). Able to kill reproductive parts of weed d). All of these
Description : Which of the following is a monocot weed but broad-leaved plant? a). Eichhornia crasipus b). Commelina banghalensis c). Cynnotis axillaris d). All of these
Description : In which weed seeds mature after uproot ing the plant? a). Stellaria media (Chick weed) b). Portulaca oleracea c). Both a and b d). None of these
Last Answer : c). Both a and b
Description : A weed producing > 1 lakh seeds/plant a). Amaranthus sp b). Portulaca sp c). Both a and b d). Cascutta sp
Description : A widely used pre-plant herbicide in con servation agricultural systems a). Pendimethalin b). Trifluralin c). Glyphosate d). Fluchloralin
Last Answer : c). Glyphosate
Description : Weed Biology and Management Q.313. Weed Science of America is publish ing which of the Journals a). Weed Science b). Weed Technology c). Invasive Plant Science and Manage ment d). All the above
Last Answer : d). All the above
Description : .Which indicator plant is used in germi nation test of bioassay? a). Cucumber b). Sorghum c). Oat d). All
Description : .Which crop is an indicator plant for the bio assay of Triazines and Aliphatics? a). Sugarbeet b). Sorghum c). Cotton d). Mustard
Last Answer : a). Sugarbeet
Description : . Which are required during trialling to ensure that the effectiveness of the her bicide is tested against all pests a). Plant pathologists b). Entomologists c). Both Plant pathologists and Ento mologists d). None
Last Answer : c). Both Plant pathologists and Ento mologists
Description : aquatic plant used by companies for assessing bioactivity a).Pistia stratiotes 12 b). Liverworts c). Nelumbo nucifera d). Lemma
Last Answer : d). Lemma
Description : A herbicide applied to the soil before planting a crop is called a a). pre-emergence b). Post-emergence c). Pre-plant d). None
Last Answer : c). Pre-plant
Description : Cross resistance occurs due to a). genetic trait b). Plant height c). Roots d). Environmental factors
Last Answer : a). genetic trait
Description : Which herbicide is pre - plant applied herbicides ? a). Dalapon b). 2,4-D c). Alachlor d). All
Last Answer : a). Dalapon
Description : Change in molecular structure of applied herbicides inside the plant is known as a). Conjugation b). Metabolism c). Reverse metabolism d). Degradation
Last Answer : b). Metabolism
Description : A pre plant incorporated herbicide a). Paraquat b). Delapon c). Uracils d). Fluchloralin
Last Answer : d). Fluchloralin
Description : Factors affecting weed-crop interference are a). Period of weed growth b). Soil and climate influence c). Plant species effects d). All
Description : If Echinochloa falls in frequency class ‘E’, the weed community is said to be a). Contiguous b). Heterogenous c). Homogenous d). Random
Last Answer : c). Homogenous
Description : 2,4-D was developed during 1945 in USA by a). P.W. Zimmerman b). A.E. Hitchkock c). Both a and b d). None of these
Description : In the development of transgenics, tolerance to herbicide glufosinate is conferred by which of the following a). bar b). CP4 c). gox d). All e). None
Last Answer : a). bar
Description : Foundation for phenomenal achievement in modern chemical weed management a). Safeners b). Adjuvants c). Selectivity d). Herbicide combinations e). None
Last Answer : c). Selectivity
Description : The practice that directly hit soil weed seed bank in minimizing future weed infestation a). Microwave irradiation b). Soil solarization c). Stale seed bed d). All e). None
Description : Integrated weed management practices that a). Enhance crop competitive ability b). Decrease weeds ability to reduce yield c). Practices that eliminate weeds from an area d). Both a and b e). Both a and c
Last Answer : d). Both a and b
Description : When NRCWS Jabalpur was up graded to Directorate of Weed Science Research (DWSR) a). 2005 b). 2009 c). 2011 d). 2014
Last Answer : b). 2009
Description : Directorate of Weed Research is situ ated at a). Jabalpur, MP b). Karnal, Haryana c). Jhansi, UP d). Navsari, Gujarat
Last Answer : a). Jabalpur, MP
Description : In a 100 quadrat study of 1 sqm each Cyperus rotundus was found in 80 quadrats with overall of 5640 individuals. The frequency (%), abun dance and density (m2) would be a). 70.5, 80.0 and 56.4 b). 56.4, 70.5 and 80.0 c). 80.0, 70.5 and 56.4 d). 80.0, 56.4 and 70.5
Last Answer : c). 80.0, 70.5 and 56.4
Description : Out of 50 quadrats studied, if Echinochloa is found in 26 quadrats, its frequency of occurrence would be a). 13% b). 26% c). 52% d). 68%
Last Answer : c). 52%
Description : If weed population is 70/m2 and the crop 140/ m2, weed intensity would be a). 33.3% b). 66.6% c). 50% d). 73.4%
Last Answer : a). 33.3%