Kusal Roy
YOU?
Author Swipe
View article: First record of the ladybird beetle <Novius pumilus> (Weise, 1892) (Coleoptera: Coccinellidae: Noviini) from West Bengal, India, with notes on its ecology
First record of the ladybird beetle (Weise, 1892) (Coleoptera: Coccinellidae: Noviini) from West Bengal, India, with notes on its ecology Open
The ladybird Novius pumilus Weise, 1892 is reported for the first time from West Bengal, India. Previously, this species was recorded from Punjab and Uttarakhand in India. Colour images of the habitus, male genitalia, and certain body part…
View article: Forecasting of exotic bondars nesting whitefly, Paraleyrodes bondari Peracchi (Hemiptera: Aleyrodidae) by prediction models
Forecasting of exotic bondars nesting whitefly, Paraleyrodes bondari Peracchi (Hemiptera: Aleyrodidae) by prediction models Open
Whiteflies, as polyphagous pests, hold global significance due to their substantial economic impact. In recent times, the exotic bondar’s nesting whitefly (BNW), Paraleyrodes bondari Peracchi (Hemiptera: Aleyrodidae) Martin, has profoundly…
View article: First report of <Jauravia assamensis> Kapur, 1961 (Coleoptera: Coccinellidae) from West Bengal, India
First report of Kapur, 1961 (Coleoptera: Coccinellidae) from West Bengal, India Open
The genus Jauravia Motschulsky, 1858 (Coleoptera: Coccinellidae) is distributed in India and nearby countries like Sri Lanka, Myanmar, and Nepal. The species, Jauravia assamensis Kapur, 1961 is reported from Assam, Manipur, and Maharashtra…
View article: Occurrence, distribution and description of Harmonia dimidiata (Fabricius), a predacious Coccinellid from West Bengal, India
Occurrence, distribution and description of Harmonia dimidiata (Fabricius), a predacious Coccinellid from West Bengal, India Open
Aim: To provide information about the occurrence and distribution of Harmonia dimidiata from West Bengal and facilitate the identification of species based on morpho-taxonomy. Methodology: Survey was done in different agro-climatic zones o…
View article: Biodiversity of predaceous ladybird beetles (Coleoptera: Coccinellidae) in jackfruit ecosystem from the Gangetic Alluvial Zone of West Bengal, India
Biodiversity of predaceous ladybird beetles (Coleoptera: Coccinellidae) in jackfruit ecosystem from the Gangetic Alluvial Zone of West Bengal, India Open
A potentially profitable crop, jackfruit has a large market. Insect pests of jackfruit not only reduce the production but also affect their food quality. For the biocontrol of various insect pests, ladybird beetles are important group of i…
View article: Valorization of Grape Pomace-Derived Bio-Pesticide via Yeast Capsules- Nano Carriers with Entomotoxic Potential
Valorization of Grape Pomace-Derived Bio-Pesticide via Yeast Capsules- Nano Carriers with Entomotoxic Potential Open
View article: Elytral Polymorphism of Cheilomenes Sexmaculata (Fabricius), Harmonia Octomaculata (Fabricius) Coccinella Septempunctata (Linnaeus) and Propylea Dissecta (Mulsant) (Coleoptera: Coccinellidae) in the Gangetic Alluvial Plain Zone of West Bengal, India
Elytral Polymorphism of Cheilomenes Sexmaculata (Fabricius), Harmonia Octomaculata (Fabricius) Coccinella Septempunctata (Linnaeus) and Propylea Dissecta (Mulsant) (Coleoptera: Coccinellidae) in the Gangetic Alluvial Plain Zone of West Bengal, India Open
View article: Evaluation of comparative parasitic efficiency and biology of hymenopteran egg parasitoids, Trichogramma chilonis and T. japonicum on Corcyra cephalonica and Helicoverpa armigera
Evaluation of comparative parasitic efficiency and biology of hymenopteran egg parasitoids, Trichogramma chilonis and T. japonicum on Corcyra cephalonica and Helicoverpa armigera Open
Aim: To evaluate the comparative parasitic efficiency and biology of Trichogrammatid wasps on noble laboratory host Corcyra cephalonica as well as on Helicoverpa armigera, the cosmopolitan, polyphagous and precarious insect pest of many cu…
View article: Distribution and Identification of Invasive Whiteflies on Coconut Palms in Eastern India and Its Natural Enemies: A Biosecurity Perspective
Distribution and Identification of Invasive Whiteflies on Coconut Palms in Eastern India and Its Natural Enemies: A Biosecurity Perspective Open
Regular movements of planting materials between countries pave the way for the entry of exotic pests. Despite rigorous quarantine regulations, various insect pests have hitherto entered India and raised biosecurity concerns. The occurrence…
View article: Defensive Role of Plant Latex on Insect Pests’ Suppression: A Critical Review
Defensive Role of Plant Latex on Insect Pests’ Suppression: A Critical Review Open
Over 350 million years have passed since the documentation of the first interaction between plants and insects. Numerous plant defense qualities and associated counter-adaptive features have developed as a result of these interactions betw…
View article: Defensive Role of Plant Latex on Insect Pests’ Suppression: A Critical Review
Defensive Role of Plant Latex on Insect Pests’ Suppression: A Critical Review Open
View article: Comparative Root Morpho-Anatomical Studies On Meloidogyne Graminicola Resistant And Susceptible Rice Genotypes
Comparative Root Morpho-Anatomical Studies On Meloidogyne Graminicola Resistant And Susceptible Rice Genotypes Open
The work characterizes root morpho-anatomical changes in rice due to infestation of rice root-knot nematode, Meloidogyne graminicola. The susceptible rice genotype, Satabdi (IET-4786) and resistant rice genotypes Marichsal and Lakshmansal …
View article: Prevalence Of Nematode Population In Two Different Rice Cultivation Systems And Its Impact On Crop Growth
Prevalence Of Nematode Population In Two Different Rice Cultivation Systems And Its Impact On Crop Growth Open
An experiment was carried out to study the prevalence of nematode population in two different cultivation systems (SRI and conventional) on rice cv. IET- 4094 (Khitish). Total twenty-eight plots were laid out in paired plot technique. Irre…
View article: Feeding Efficiency of Predatory Spiders on <i>Myzus Persicae</i> (Sulzer)
Feeding Efficiency of Predatory Spiders on <i>Myzus Persicae</i> (Sulzer) Open
The present study focused on the feeding efficiency of predatory spiders on aphid Myzus persicae (Sulzer). Under laboratory conditions, tetragnathid spiders showed significantly higher consumption rate followed by oxyopids and the least wa…
View article: Encapsulation, release and insecticidal activity of Pongamia pinnata (L.) seed oil
Encapsulation, release and insecticidal activity of Pongamia pinnata (L.) seed oil Open
View article: STUDIES ON THE OCCURRENCE, DISTRIBUTION AND COMMUNITY OF THE NEMATODES ASSOCIATED WITH GROUNDNUT FROM HOOGHLY DISTRICT OF WEST BENGAL, INDIA
STUDIES ON THE OCCURRENCE, DISTRIBUTION AND COMMUNITY OF THE NEMATODES ASSOCIATED WITH GROUNDNUT FROM HOOGHLY DISTRICT OF WEST BENGAL, INDIA Open
In a survey of four major groundnut growing blocks of the Hooghly district of West Bengal forty-three samples of soil were sampled for the purpose of studying the occurrence and distribution of rhizospheric nematodes population. Community …
View article: Integrated Management of Aphelenchoides besseyi Infesting Tuberose from Gangetic Plains of West Bengal
Integrated Management of Aphelenchoides besseyi Infesting Tuberose from Gangetic Plains of West Bengal Open
An experiment was conducted over two years from 2014 to 2016 to find out the suitable management tactics against Aphelenchoides besseyi Christie in tuberose. The experiment was planned in ‘Strip Factorial Design’. Three nematode management…
View article: Integrated management of Meloidogyne graminicola Golden & Birchfield in transplanted rice (Oryza sativa Linn.)
Integrated management of Meloidogyne graminicola Golden & Birchfield in transplanted rice (Oryza sativa Linn.) Open
An experiment was carried out to find out the integrated management practice against Meloidogyne graminicola on transplanted rice cv. IET- 4094 (Khitish) at the Central Research Farm, Gayeshpur, BCKV, Nadia, West Bengal, India during khari…
View article: An Integrated Approach for Management of Thrips Tabaci Lindeman in Rabi Onion under Gangetic Plains of West Bengal
An Integrated Approach for Management of Thrips Tabaci Lindeman in Rabi Onion under Gangetic Plains of West Bengal Open
An experiment was conducted for two consecutive years during rabi season of 2014-15 and 2015-16 to manage the onion thrips using three treatment modules viz., M1- IPM module, M2- Farmers’ practice and M3-Untreated control. It has been obse…
View article: Comparative Morphometric Variability of Meloidogyne graminicola Golden and Birchfield Infesting Rice (Oryza sativa L.) in West Bengal, India
Comparative Morphometric Variability of Meloidogyne graminicola Golden and Birchfield Infesting Rice (Oryza sativa L.) in West Bengal, India Open
To study the intra-specific morphological and morphometric variations of Meloidogyne graminicola, rice roots having galls were collected from three different localities of southern part of West Bengal during 2014-2015. All the root gall in…
View article: Comparable study on different coloured sticky traps for catching of onion thrips, Thrips tabaci Lindeman
Comparable study on different coloured sticky traps for catching of onion thrips, Thrips tabaci Lindeman Open
Preference of insects towards specific colour is a much known phenomenon. Most often yellow coloured sticky traps are used to trap aphids and whiteflies. Onion growers in particular face miserable problem of thrips infestation during winte…
View article: Bio-efficacy of bifenthrin 8 SC against shoot and fruit borer and red spidermite of okra, Abelmoschus esculentus (L.) Moench
Bio-efficacy of bifenthrin 8 SC against shoot and fruit borer and red spidermite of okra, Abelmoschus esculentus (L.) Moench Open
A field study was conducted to evaluate the relative bio-efficacy of bifenthrin 8 SC @60g, 80g, 100g,120g, 140g a.i./ha against shoot and fruit borer and red spider mite of okra, Abelmoschus esculentus (L.) Moench cv. OH -152 at the Centra…