Description : Largest pre-emergence herbicide for weed control in citrus and pineapple orchards a). Atrazine b). Metham c). Allyl d). All
Last Answer : b). Metham
Description : A weed escape/resist pre-emergence atrazine application in maize under mid hill conditions of Himachal Pradesh a). Ageratum conuzoides b). Commelina banghalensis c). Brachiaria ramosa d). All of the above
Last Answer : d). All of the above
Description : .____________ is a selective post – emergence herbicide used for weed control in rice a). Bispyribac-sodium b). Butachlor c). Pretilachlor d). Atrazine
Last Answer : a). Bispyribac-sodium
Description : Herbicide Resistance can be managed through a). Stop to Use of herbicides with the same mechanism of action b). Use proactive weed control c). Use of post emergence herbicides with at least one mechanism of action d). All of the above
Description : Which of the following pre-emergence her bicides can be applied with herbicides that have efficacy with emerged weeds a). Chloracitamide b). Thiocarbamates c). Dinitroanilines d). All
Last Answer : d). All
Description : a very successful pre-emergence herbicide in banana in India a). Atrazine b). Alachlor c). Glyphosate d). Dalapon
Last Answer : b). Alachlor
Description : Alachlor is an effective pre-emergence her bicide in ______ a). Maize b). Soybean c). Both d). None
Last Answer : c). Both
Description : .Atrazine recommended to be applied as _________application in maize a). Pre-emergence b). Early post-emergence c). Post-emergence d). All of the above
Description : .Atrazine recommended to be applied as ____________application in maize a). Pre-emergence b). Early post-emergence c). Post-emergence d).All of the above
Last Answer : .All of the above
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 : Herbicidal control of pre-established thatch grass (Imperata cylindrical) con trol in tea orchard a). Glyphosate + 2,4-D b). Oxyflourfen + 2,4-D c). Diuron + 2,4-D d). Paraquat + 2,4-D
Last Answer : a). Glyphosate + 2,4-D
Description : Competitive crops such as corn or soybean require weed-free period of a). 2 months b). 3-4 weeks c). 3 months d). None of the above
Last Answer : b). 3-4 weeks
Description : . A basophile weed a). Alkali grass (Puccinallia sp) b). Quack grass c). Amaranth sp d). Both a and b
Last Answer : d). Both a and b
Description : . Mimicry weed in wheat field a). Phalaris minor (Canary grass) b). Wild oat c). Both a and b d). None of these
Last Answer : c). Both a and b
Description : An associated weed in lucerne and potato a). Chicory b). Swine grass (Coronopus didymus) c). Striga d). Both a and b
Description : A diocious weed a). Canada thistle b). Eel grass c). Amaranthus sp d). Both a and b
Description : Weed responsible for dermal allergies on human is a). Carrot grass b). Common rag weed c). Sneeze weed d). All of these
Last Answer : d). All of these
Description : The weed used as a fence a). Bermuda grass b). Quack grass c). Prickly pear d). Digitaria
Last Answer : c). Prickly pear
Description : Application of which herbicide at 5-10% of emergence in potato is more common in India? a). Paraquat b). Diquat c). EPTC d). Both a and b
Description : . Commonly used post-emergence herbicide in wheat a). 2,4-D b). Isoproturon c). Atrazine d). Both a and b
Description : Early post-emergence treatment is followed in a). Potato b). Sugarcane c). Both a and b d). Rice
Description : A post-emergence herbicide in Soy bean a). Pendimethalin 1.2 kg/ha b). Quazalofop – ethyl 60 g/ha c). Fluchloralin 0.9 kg/ha d). Thiobencarb 1.50 kg/ha
Last Answer : b). Quazalofop – ethyl 60 g/ha
Description : Which is Post emergence herbicide ? a). Propanil b). Fluchloralin c). Alachor d). Thiobencarb
Last Answer : a). Propanil
Description : Selective post-emergence herbicide a). 2,4-D b). Glyphosate c). Paraquat d). All
Last Answer : a). 2,4-D
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 : A herbicide requiring good spray coverage of all foliage for effective control of a weed population a).Paraquat b). Glyphosate c). Atrazine d). Isoproturon
Last Answer : a).Paraquat
Description : With poor weed management, a field could shift to a). Predominant weed species b). Species not effectively controlled c). Species not responded to control meas ures d). All the above
Last Answer : d). All the above
Description : Herbicide which increase tuber size be sides weed control in potato a). EPTC b). Fluchloralin c). Pendimethalin d). Atrazine
Last Answer : a). EPTC
Description : A very potent herbicide for the control of perennial, broad-leaved weed and brushes a). Atrazine b). 2,4-D c). Picloram d). Amitrole
Last Answer : c). Picloram
Description : Effective rate (kg/ha) of 2,4-D for weed control a). 0.2-0.5 b). 0.5-1.0 c). 2 d). 5
Last Answer : b). 0.5-1.0
Description : Biological weed control is not successful because a). Not possible to eradicate weed b). Bioagents are weed specific c). Controlled only introduced weeds d). All of these
Description : An eradication method of weed control a). Killing underground parts of weeds by tillage b). Using soil sterilants c). Repeated foliar application on perennial weeds d). All of these
Description : . A preventive method of weed control a). Using weed free seeds b). Using clean machineries c). Following quarantine measures d). All of these
Description : Pendimethalin is an effective treat ment for weed control in a). Brinjal, tomato, chillies etc b). Cabbage and cauliflower c). Onion and garlic d). All
Description : Weed control index if weed dry weight of a treatment is 200 g/m2 and that of weed check was 600 g/m2 a). 33.3% b). 66.7% c). 25% d). None of these
Last Answer : b). 66.7%
Description : . An approach where bio-herbicides are used to control indigenous weed spe cies a). Inundative approach b). Inoculative approach c). Classical approach d). None of the above
Last Answer : a). Inundative approach
Description : The weather condition is optimum for herbicidal weed control? a). High temperature low humidity b). High temperature high humidity c). warm temperature high humidity d). cold temperature low humidity
Last Answer : c). warm temperature high humidity
Description : Which herbicide is used in aquatic weed control? a). Acrolein b). Delapon c). Diuron d). Picloram
Last Answer : a). Acrolein
Description : The environment friendly weed control method a). Biological b). Physical c). Chemical d). None
Last Answer : a). Biological
Description : Flaming and steaming are successful practical weed control tools in a). Asian countries b). Western countries c). African countries d). Japan
Last Answer : b). Western countries
Description : The natural product explored as commercial herbicide a). glufosinate b). dicamba c). cinmethylin d). all
Last Answer : d). all
Description : Where to find a synthetic turf company supplying only top quality, affordable artificial grass for your home?
Last Answer : At Integriturf we pride ourselves on our professional and timely service. If you need artificial grass to make your outdoor area a haven for your family without the worry of insects and better yet ... place! Visit out website to see our whole range of outdoor accessories and synthetic turf choices.
Description : What is difference between Grass Turf and Astro Turf?
Last Answer : Grass turf is natural grass. Astro turf is artificial and is asurface of synthetic fibers made to look like natural grass.
Description : Most grass species utilized for turf are characterized by: a. Prostrate creeping b. Fine to medium texture c. Short basal nodes d. All of above
Last Answer : All of above
Description : How long after putting down pre-emergent weed killer should I wait before broadcasting grass seed?
Last Answer : I don't know what the experts say, but I suggest you reverse the process. Pre-emergent weed killer prevents all seeds from sprouting so your grass would not grow and you would have wasted your money. A better ... weed killers seem to last up to two years. At least, that is how it is in my yard.
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 : 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%
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 : . A ceremonial weed a). Cynodon dactylon b). Datura stramonium c). Tagetus sp d). All of these
Description : A ceremonial weed a). Asparagus racemosus (Shatawari) b). Cynodon dactylon (Dhoob ghaas) c). Nelumbo nucifera (Lotus flower) d). All of these