Description : Tikka disease of Groundnut is caused by — a. Cercospora arachidicola b. Cercosporidium personatum c. Both a & b d. Drechslera graminea
Last Answer : c. Both a & b
Description : Xanthomonas oryzae is causal organism of — disease a. Citrus canker b. Bacterial blight of rice c. Fire blight of apple d. Corn stunt
Last Answer : b. Bacterial blight of rice
Description : The storage pathogen of rice is: (a) Xanthomanas oryzae (b) Helminthosporiurn oryzae (c) Pyricularia oryzae (d) Calanoluca oryzae
Last Answer : Ans. ((d))
Description : Black (stem) rust of wheat is caused by (a) Alternaria solani (b) Ustilago nuda (c) Puccinia graminis (d) Xanthomonas oryzae
Last Answer : (c) Puccinia graminis
Description : Bacterial leaf blight of rice is caused by a species (a) Alternaria (b) Erwinia (c) Xanthomonas (d) Pseudomonas.
Last Answer : (c) Xanthomonas
Description : Which of the following is not a seed borne disease? (a) Redrot of sugarcane (b) Potato mosaic (c) Brown leaf spot of rice (d) Black gram of cotton
Last Answer : Ans: (b)
Description : The pathogen f rice blast or ‘rotten neck’ is (a) Ustilago tritici (b) Pyricularia oryszae (c) Alternaria alternate (d) Plasmopora vitticola
Last Answer : (b) Pyricularia oryszae
Description : Select the disease caused by Mycoplasma like Organisms (MLO) a. Brinjal little leaf b. Rice yellow dwarf c. Sesamum phyllody d. All of these
Last Answer : d. All of these
Description : The Black rust of disease of wheat is caused by- a) Xanthomonas graminis b) Puccinia graminis c) Puccinia recondita d) None of these
Last Answer : b) Puccinia graminis
Description : Bacterial blight/Angular leaf spot is caused by
Last Answer : Ans. Xanthmonas malvacearum (10) Sugarcane
Description : Alternaria blight or leaf spot of sunflower is caused by
Last Answer : Ans. Alternaria helianthi
Description : Late leaf spot of groundnut is caused by
Last Answer : Ans. Cercospora parsonata
Description : Early leaf spot of groundnut is caused by
Last Answer : Ans. Cercospora arachidicola
Description : Late leaf spot disease of groundnut is caused by
Last Answer : Ans.Cercospora personata 13. Sunflower
Description : Early leaf spot disease of groundnut is caused by
Last Answer : Ans.Cercospora arachidicola
Description : The brown spot of rice is
Last Answer : Ans. Externally seed borne disease
Description : The causal organism of brown spot of rice
Last Answer : Ans. Helminthosporium oryzae
Description : The disease caused by Leptosphaeria sacchari in sugarcane is (a) Red rot (b) Black rot (c) Ring spot (d) Brown rot
Last Answer : (c) Ring spot
Description : Protease, which is used for flavouring of sake and haze removal in sake is produced by A.A. oryzae B.A. flavus C.B. cereus D.A. niger
Last Answer : A.A. oryzae
Description : Which of the following microorganism produces only L(+) - lactic acid without further racemization ? A.Leuconostoc mesenteroides B.Lactobacillus delbrueckii C.Rhizopus oryzae D.Lactobacillus bulgaricus
Last Answer : C.Rhizopus oryzae
Description : Which of the following organism produces enzyme taka diastase? A- A. oryzae B- B. subtilis C- A. niger D- S. cerevisiae
Last Answer : A. oryzae
Description : Leaf drop disease in peach is caused due to the deficiency of - a) Ammonium b) Calcium c) Potassium d) Zinc
Last Answer : b) Calcium
Description : Bunchy top of papaya caused by MLO is spread by a. Nematode b. Fungi c. White fly d. Leaf hoppers
Last Answer : d. Leaf hoppers
Description : Which one of the following bacteria has found extensive use in genetic engineering work in plants? (a) Clostridium septicum (b) Xanthomonas citri (c) Bacillus coagulens (d) Agrobacterium tumefaciens
Last Answer : (d) Agrobacterium tumefaciens
Description : A genetically engineered microorganism used successfully in bioremediation of oil spills is a species of (a) Trichoderma (b) Xanthomonas (c) Bacillus (d) Pseudomonas.
Last Answer : (d) Pseudomonas.
Description : Which of the following is not used as a biopesticide? (a) Trichoderma harzianum (b) Nucleopolyhedrovirus (NPV) (c) Xanthomonas campestris (d) Bacillus thuringiensis
Last Answer : (c) Xanthomonas campestris
Description : Cellulose is the major component of cell walls of (a) Pseudomonas (b) Saccharomyces (c) Pythium (d) Xanthomonas.
Last Answer : (c) Pythium
Description : A bio-herbicide to control Poa annua a). Smolder (Alternaria destruens) b). Woad Warrior (Puccinia thaspeos) c). Sarritor (Sclerotinia minor) d). Camperico (Xanthomonas campestris)
Last Answer : d). Camperico (Xanthomonas campestris)
Description : White eye of rice is caused due to deficiency of a. Ca b. B c. Fe d. K
Last Answer : c. Fe
Description : Akiochi disease of rice is caused due to toxicity of — a. CH4 b. H2S c. CO2 d. NH4
Last Answer : b. H2S
Description : I have several young, non-bearing cherry trees that have cherry tree leaf spot; what is a good treatment for this?
Last Answer : Do you have good drainage....are you using too much fertilizer..............maybe your soil there has to be tested.....it might need some lime in the fall...........
Description : will septoria leaf spot disease the rest of my garden and will fruit grow on a tomatoe plant after being treated for it?
Last Answer : Need Answer
Description : Leaf spot of groundnut is also known as
Last Answer : Ans. Tikka disease
Description : Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide? (a) Loose smut of wheat (b) Black rust of wheat (c) Bacterial leaf blight of rice (d) Downy mildew of grapes
Last Answer : d) Downy mildew of grapes
Description : An ideal type of rice with small, thick and erect leaf was proposed by (A) Yoshida (B) Tsunoda (C) Murata (D) Tanaka
Last Answer : (A) Yoshida
Description : Propanil has to be applied to rice crop at a). One leaf stage b). 2-3 leaf stage c). 4 leaf stage d). None of these
Last Answer : b). 2-3 leaf stage
Description : What is this brown spot near the gumline of my tooth?
Last Answer : Also I do not think it is tartar as it hurts when I poke it. I brush my teeth 2x a day floss and rinse with fluoride rinse. I do all I can for my teeth and I still get problems ... similar problem that was a cavity? And the tooth otherwise looks fine to, no discoloration other than this hard spot.
Description : how to keep the yard green that has brown spot
Description : brown spot peace lilly
Last Answer : Just saw in the nursery yesterday that peace lilies do not like to be by a cold window as brown spots can form.
Description : sweet gum tree with dried brown leaves and a spot on the trunk where it's bleeding sap, wood still green.
Description : What is causing my sour cherry tree fruit to develop a brown spot and then shrivel up and turn brown?
Last Answer : some kind of insect......after the sun passes mix up 1 teasp of liquid hand soap & 1 qt water mix & spray.........repeat when needed....
Description : what is causing my eastern red cedar needles to turn reddish brown in one spot on the tree?
Last Answer : it's some kind of bug..............try sevin..........read the directions to make sure you can use it on that kind of tree.............wear gloves, goggles, long ... , you need a commercial sprayer they are available at tractor supply or another farm store. you could ask your local forrester.
Description : my knockout roses have leaves that are turning yellow with rust brown spots--but not at all like black spot
Last Answer : Bayer has a good rose spray.
Description : The necrotic ring spot disease of stone fruits (cherry, peach, plum, etc.) is caused by (a) a bacterium (b) fungal infection (c) molybdenum deficiency (d) virus
Last Answer : Ans:(d)
Description : The leaf curl disease in Chilli, Tobacco, Papaya and Tomato is a - a) Difeciency of Zinc b) Virus borne disease c) Difeciency of Phosphoras d) Difeciency of Iron
Last Answer : b) Virus borne disease
Description : The main cause of leaf mottle disease in citrus is due to the deficiency of - a) Manganese b) Sulphar c) Zinc d) Iron
Last Answer : c) Zinc
Description : Formula for calculating leaf area index is — a. Total leaf area / Ground area b. Ground area / Total leaf area c. Total plant area / Ground area d. Ground area / Total plant area
Last Answer : a. Total leaf area / Ground area
Description : Little leaf of brinjal is transmitted by — vector. a. Aphids b. White fly c. Leaf hoppers d. Mites
Last Answer : c. Leaf hoppers
Description : Bemisia tabaci is scientific name of — a. Cotton whitefly b. Pink bollworm c. Cotton leaf roller d. American bollworm
Last Answer : a. Cotton whitefly