Dept. of Entomology: Recent submissions
Now showing items 61-80 of 94
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FUNCTIONAL RESPONSE OF MENOCHILUS SEXMACULATUS F. (COLEOPTERA: COCCINELLIDAE) TO DIFFERENT DENSITIES OF
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2017-06)The research work was conducted in the laboratory of the Department of Entomology, Hajee Mohammad Danesh Science and Technology University, (HSTU), Dinajpur during October 2016 to March 2017. The functional response of ... -
INSECTICIDAL POTENCY OF SOME BOTANICALS POWDER AGAINST PULSE BEETLE, CALLOSOBRUCHUS CHINENSIS L. IN STORED CHICKPEA
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2017-06)Pulse beetle, Callosobruchus chinensis L., is an important pest of stored chickpea and widely distributed in the world. Chemical insecticides and fumigants are common control tactics against pulse beetle. As an alternative ... -
EVALUATION OF SOME INDIGENOUS PLANT EXTRACTS AGAINST TWO-SPOTTED SPIDER MITE, Tetranychus urticae KOCH (Acari: Tetranychidae)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2017-06)An investigation was conducted to evaluate the efficacy of three different plant extracts namely neem, datura, and chilli in three different solvents viz., methanol, ethanol and acetone for their acaricidal, ovicidal ... -
SEASONAL INFESTATION, DAMAGE INCIDENCE AND MANAGEMENT OF MANGO LEAF CUTTING WEEVIL DEPORAUS MARGINATUS (COLEOPTERA: CURCULIONIDAE)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2017-12)The experiment was conducted to evaluate the seasonal infestation, damage incidence and management of mango leaf cutting weevil, Deporaus marginatus Pascoe in mango orchard of HSTU campus, Dinajpur during October 2016 ... -
EVALUATION OF NONCHEMICAL MANAGEMENT PRACTICES AGAINST BROWN PLANT HOPPER, NILAPARVATA LUGENS (STAL.) (HOMOPTERA: DELPHACIDAE)
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2014-12)The investigation was made to evaluate the effectiveness of nonchemical management practices against brown plant hopper (BPH), Nilaparvata lugens (Stal.). The treatments of the cultural practices were three different ... -
INSECTICIDAL POTENCY OF SOME INDIGENOUS PLANT EXTRACTS AGAINST RICE WEEVIL, Sitophilus oryzae (L.) (CURCULIONIDAE: COLEOPTERA)
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2013-12)Experiments were conducted to study the bioefficacy of some indigenous plant extracts against rice weevil, Sitophilus oryzae L. in the laboratory of the Department of Entomology, Hajee Moharnimad Danesh Science and ... -
EFFECT OF VARIETIES AND INSECTICIDES ON THE ABUNDANCE OF PESTS AND PREDATORS OF COTTON IN BANGLADESH
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2007-05)Study with the different varieties of cotton and its pests indicate that the varieties having dense hairs and trichoms e.g. CB-9 and CB-5 are more tolerant to sucking pest’s rather smooth varieties. But, bollworms and ... -
INCIDENCE AND CONTROL OF THRIPS TABACI (THYSANOPTERA: THRIPIDAE) ON ONION USING NEEM LEAF EXTRACTS
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2016-12)The experiment was conducted to study the incidence of onion thrips, Thrips tabaci (Lindeman) in field conditions and mortality also tested using three different solvent (acetone, petroleum benzene and distilled water) ... -
COMPARATIVE BIOLOGY AND MANAGEMENT OF TWO-SPOTTED SPIDER MITE, TETRANYCHUS URTICAE KOCH (ACARINA: TETRANYCHIDAE) ON COUNTRY BEAN
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2014-12)The two-spotted spider mite, Tetranychus urticae Koch (Acarina : Tetranychidae) is one of the most destructive cosmopolitan pests, which attack many vegetables, horticultural and greenhouse plants. Biological performance ... -
EFFECT OF HOST PLANTS AND TOXICITY OF SOME LEAF EXTRACTS ON THE BIOLOGY OF LEMON BUTTERFLY Papilio demoleus L. (PAPILIONIDAE: LEPIDOPTERA)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2010-08)Three laboratory investigations were conducted with the lemon butterfly Papilio demoleus, Papilionidae, Lepidoptera at the Department of Entomology, and Agricultural Chemistry, Hajee Mohammad Danesh Science and Technology ... -
EVALUATION OF SUSCEPTIBILITY IN DIFFERENT BITTER GOURD VARIETIES TO CUCURBIT FRUIT FLY (BACTROCERA CUCURBITAE COQ.) (DIPTERA: TEPHRITIDAE)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2014-12)An investigation was conducted to study the susceptibility of different bitter gourd varieties viz. tia, heeradill, bulbuli, masrangha, goghkorolla, poran, green queen and sonamukhi to cucurbit fruit fly, Bactrocera ... -
Biology and bean aphid predation efficiency of lady bird beetle Micraspis discolor (Fabricius) (Coleoptera : Coccinellidae)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2007-11)The experiment was conducted at the Department of Entomology, Hajee Mohammad Danesh Science and Technology University, Dinajpur. The mean preoviposition period of the beetle Micraspis discolor was 5.1+0.48 days and ... -
POPULATION DYNAMICS AND EFFICACY OF PLANT EXTRACTS AGAINST THE SPIRALING WHITEFLY, ALEURODICUS DISPERSUS RUSSELL (HOMOPTERA: ALEYRODIDAE)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2012)The spiraling whitefly, Aleurodicus dispersus Russell (Homoptera: Aleyrodidae) is the most important and damaging pest of the guava orchards in Bangladesh, Seasonal abundance and population trends of spiraling whitefly, ... -
BIOMORPHOMETRICS AND EFFECT OF NEEM OIL ON THE FOOD CONSUMPTION OF LEMON BUTTERFLY, Papilio demoleus L. (LEPIDOPTERA: PAPILIONIDAE)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2006-11)Biology and effect of neem oil on the feeding behaviour of lemon butterfly, Papilo demoleus L. were studied in the Laboratory, Department of Entomology, Hajee Mohammad Danesh Science and Technology University, Dinajpur, ... -
Biology and management of cucurbit fruit fly Bactrocera cucurbitae (Coquillett) on sweet gourd
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2007-11)The study was conducted to observe the biology and management practices of Bactrocera cucurbitae on sweet gourd. The results of the biology showed that the mean pre-oviposition, oviposition, incubation, larval and pupal ... -
Infestation and life table parameters of fruit fly on cucurbitaceous crop
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2010-08)Comparative infestation assessment and life table parameters of Bactrocera cucurbitae were studied on five cucurbitaceous crop viz. ash gourd, ridge gourd, sweet gourd, bitter gourd and snake gourd. Results indicated ... -
EFFECT OF SOME INDIGENOUS PLANT EXTRACTS AGAINST LESSER GRAIN BORER, RHYZOPERTHA DOMINICA (COLEOPTERA : BOSTRICHIDAE)
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2013-12)The study was carried out in the laboratory of the Department of Entomology, Hajee Mohammad Danesh Science and Technology University, Dinajpur during the period from April to December 2012 to evaluate the efficacy of ... -
BIOLOGY AND PREDATION EFFICIENCY OF MENOCHILUS SEXMACULATUS (COLEOPTERA: COCCINELLIDAE) ON BEAN APHID
(HAJEE MOHAMMOD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR, 2014-12)A detailed research work was carried out in the laboratory of the Department of Entomology, HSTU, Dinajpur to study the life history and predation efficiency of Menochilus sexmaculatus (Coccinellidae: Coleoptera) on bean ... -
PERFORMANCE OF SOME ECO-FRIENDLY MANAGEMENT PRACTICES FOR COMBATING OKRA SHOOT AND FRUIT BORER, EARIAS VITTELLA (FAB.)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2016-12)The study was conducted in the experimental field of Department of Entomology, Hajee Mohammad Danesh Science and Technology University, Dinajpur, during the period from February to June, 2016 to evaluate the effect of ... -
Biology and leaf consumption of mango defoliator Cricula trifenestrata Helfer (Lepidoptera: Saturniidae)
(HAJEE MOHAMMAD DANESH SCIENCE AND TECHNOLOGY UNIVERSITY, DINAJPUR., 2007-11)A study was undertaken to observe the biology and leaf consumption of mango defoliator, Cricula trifenestrata Helfer in the laboratory, Department of Entomology, Hajee Mohammad Danesh Science and lechnology University ...