Vipin Chaudhary

Central Arid Zone Research Institute (CAZRI) | CAZRI · All India Network Project on Vertebrate Pest management

Present investigation is the first systematic study to assess the diversity of rodents across the altitude in different habitats in Leh district (Jammu & Kashmir). A total of 132 individuals belonging to three families and five species were collected during 2015-16 (June to September). The distribution and diversity of rodent fauna was significantl...

Arid Zone being perpetually scarcity biome has low productivity. Bajra, moth and cluster bean (guar) are the major crops grown under rainfed situation in of arid zone. These crops suffer severe infestation of rodents at all stages from sowing to harvest. Critical timing for application of rodenticides to control pest rodents, when the crop suffers...

Mus booduga (Gray 1837) is a mesic rodent, recorded for the first time from the cold arid region of Leh-Ladakh, Jammu and Kashmir, India. The species was collected from crop fields and nearby areas from different altitudes ranging from 3187 to 3768 m above mean sea level. The paper describes the external measurements and diagnostic features of M. b...

The Himalayan Marmot Marmota himalayana is one of the largest rodents of cold desert habitats, found mainly between 3,500–5,200 m above the timberline. It is regarded as an ecosystem engineer and constitutes part of the diet of some globally endangered carnivores in the Trans-Himalayan region. Being one of the least studied rodents, a survey was ca...

Both the adults and grubs of Lema downesi were found damaging the tender spears or shoots and tender foliage and pest was active throughout the year. The pest completed its life cycle in 11.93±0.07 days, laid an average of 106.6 ± 35.0 eggs on the spear under confinement and hatched in 2 to 3 days. The grubs developed through four instars in 4.3± 0...

The spotted ladybird beetle, Epilachna vigintioctopunctata (F.) (Coleoptera: Coccinellidae), is an important pest of solanaceous medicinal plants in India. In this study, we investigated population growth potential of E. vigintioctopunctata in the laboratory at 28 ± 1°C with 80% ± 5% RH and 14:10 L:D photoperiod on seven solanaceous medicinal plant...

Plant growth-promoting rhizobacteria (PGPR) are indispensable part of rhizosphere microbiota that grow in association with the host plants and stimulate the plant growth. PGPR microcosm establishes in soil ecosystem because of its adaptability in varied environments with faster growth rate and biochemical versatility. In recent years researches hav...

In search for safe and eco-friendly management of rodent pests a number of phyto-chemicals have been evaluated as repellent, antifertility agent, antifeedant and toxicant etc. Protein rich residue of seed of Jojoba (Simmondisa chinensis) known as defatted jojoba meal is reported to possess marked suppressive effect on food intake in a variety of an...

Catopsilia pyranthe Linnaeus is one of the major pests of lndian senna (Cassia angustifolia Yehl.). Studies on population dynamics and life cycle of the pest were attempted in the agro-climatic conditions prevailing in Gujarat. Incidence of C. pyranthe was observed through out the yea rin Gujarat, except winter months of December to February. The a...

Twenty six species of phytophagous arthropods belonging to Herniptera (09), Homoptera (05), Coleoptera (03), Lepidoptera (03). Orthoptera (03 ). Diptera (02) & Acari (01 ) were recorded on ashwagandha. Based on their feeding habit these have been categorized as sap suckers ( l5), defbliators (09), borer miner (02). In the present finding Hadda beet...

Cheilomenes sexmaculatus, predator of soft bodied insects viz, aphid was found prasitised by a parasitoid, Homalotylus hemipterinus

Dichromia orosia (Cramer), a near monophagus pest was observed to cause severe defoliation to its host plant, anthmool (Tylophora asthmatica Wight and Arn.), an important medicinal plant used in Ayurvedic formulations to treat asthma world over. Biology and seasonal activity o. The pest was studied during 2009-10 at Anand, Gujarat. Though incidence...

Cotton mealy bug outbreak on black isabgol devasted the whole crop in a area of one hectare. Such a huge invasion on black isabgol was observed for first time in the region.

The spotted or Hadda beetle, Epilachna vigintioctopunctata is a polyphagous pest and mainly attacking the crops of the family Solanaceae (potato, egg plant, tomato), Cucurbitaceae (gourds, melon, cucumber etc.) and Fabaceae (soya and haricot beans) (Ghosh and Senapati, 2001; Venkatesh, 2006; Varma and Anandhi, 2008). It also attacks several wild so...

Studies on breeding aspects including post natal development of short tailed mole rat, Nesokia indica inhabiting irrigated fields of arid region were undertaken in laboratory. The mole rats exhibited an average litter size of 4.33 and 2.85 for field collected pregnant females and laboratory bred females, respectively. Gestation period was estimated...

Spotted beetle, Henosepilachna vigintioctopunctata (F.) (Coleoptera: Coccinellidae) is one of the major pest of ashwagandha in charotur region of Gujarat. Its seasonal incidence in cultivated ashwagandha during 2008-09 & 2009-10 along with biology was studied. Spotted beetle was active from last week of September to mid of December with a peak popu...

Lema downsei (Coleoptera: Chrysomelidae) is recorded as a new pest of Aspurugus racemosus.

Infestation pattern and extent of damage by rodent pests and their management in cumin crop using second-generation anticoagulant rodenticides were studied at farmers' fields in Jodhpur district. Monthly trapping throughout the crop season revealed presence of four species, viz., Tatera indica (45.16%), Meriones hurrianae (29.03%), Gerbillus gleado...

Rodents, mainly rats and mice inflict incalculable losses to the poultry industry. To address the menace of rodents in poultry anticoagulant rodenticides which are chronic in action and safer to non targets were attempted to check the menace of rodents in poultry. Two second generation anticoagulant rodenticides viz., Bromadiolone (0.005%) as ready...

A study was conducted during 2002-03 to evaluate single dose efficacy of difethialone-a second generation anticoagulant rodenticide was evaluated in laboratory against Indian gerbil, Tatera indica, cutch rock rat, Rattus cutchicus, Indian desert gerbil, Meriones hurrianae and northern palm squirrel, Funambulus pennanti. All the test rodents were ex...

Rodent pest species complex of Meriones hurrianae-Tatera indica (on sandy plains) and M. hurrianae-Gerbillus gleadowi (sandy hummocks/dunes) was observed to infest the rainfed pulse crops (moong and moth bean) in the Western Rajasthan. The pest species pose a continuous threat to the and pulses from sowing to harvest, but seedling and pod formation...

With the advent of second-generation anticoagulant rodenticides rodent management technology has substantially improved, since they provide sustainable control of rodents and are relatively safe to non-targets compared to acute rodenticides. Two dosages (1 and 2 mg kg-1) of vitamin K1, an effective antidote for such rodenticides, supplementation fo...

Field efficacy of three second generation anticoagulant rodenticides was evaluated in pearl millet-moong-moth bean cropping system under arid ecosystem for the two crop seasons. The efficacy of all the three rodenticides was assessed by three methods viz., live burrow count, census baiting and trapping methods simultaneously before and at 4 and 14...

Three anticoagulant rodenticides viz, difethialone (0.0025%), bromodiolone (0.005%) and bromodiolone (0.005%) have been evaluated in moth crop field. Three rodenticides were administered by burrow and station baiting for one day only at vegetative growth stage and maturity stage of crop and their efficacy was evaluated by live burrow counting and c...

It is about the rodent problem in agriculture and various means of rodent control

Two dosages (1 and 2 mg/kg) of vitamin K1 supplementation for 5 and 15 days were given to Indian gerbil T. indica fed on difethialone bait (0.0025%) for one day. The results indicated that the lower dosage could not reverse the anticoagulation process, however the period of mortality was considerably increased from 3-9 days (in control) to 5-14 day...

Indian gerbil, Tatera indica is a predominant vertebrate pest of different production systems of arid ecosystem. It inflicts incalculable losses to crops, grasslands, afforestation sites etc. besides being a carrier of plague bacillus. Three concentrations of difethialone, viz., 0.00125, 0.0025 and 0.005% were evaluated for three exposure (one, two...

Rodent pest species complex of Meriones hurn'anae-Tatera indica (on sandy plains) and M. hurrianae-Gerbillus gleadowi (sandy hummocks/dunes) was observed to infest the rainfed pulse crops (moong and moth bean) in the Western Rajasthan. The pest species pose a continuous threat to the arid pulses from sowing to harvest, but seedling and pod formatio...

Two dosages (1 and 2 gm/kg) of vitamin k1 supplementation for 5 and 15 days were given to Indian gerbils T. indica fed on difethialone bait (0.0025%) for one day. The results indicated that the lower dosages could not reverse the anti-coagulation process, however the period of mortality was considerably incresed from 3-9 days (in control) to 5-14 d...

Three anticongulant rodenticides viz., difethialone (0.0025%), bromadiolone (0.005%) and brodifacoum (0.005%) have been evaluated in moth crop field. These rodenticides were administered by burrow and station baiting methods for one day at vegetative growth stage and maturity stage and their efficacy was evaluated by live burrow counting and census...

An experiment was conducted during 2002 to evaluate bio-efficacy of difethialone, a second-generation anticoagulant rodenticide, for the control of poison shy rodents. It was found quite effective in the management of poison shy rodents (Tatera indica and Rattus rattus). A 100% mortality of poison shy T. indica and R. rattus was recored in reduced...

The house rat Rattus rattus is one of the most important vertebrate pests constituting about 7O-75 per cent of the rodents in houses and godowns. It inflicts heavy losses to stored food grains, storage structures, gunny bags, cloths and utensils besides contaminating the food. Difethiolone, a second-generation anticoagulant rodenticide was extensiv...

The house rat Rattus rattus is one of the most important vertebrate pests constituting about 7O-75 per cent of the rodents in houses and godowns. lt inflicts heavy losses to stored food grains, storage structures, guny bogs, cloths and utensils besides contaminating the food. Difethialone, a second-generation anticoagulant rodenticide was extensive...

Difethialone, a second generation anticoagulant rodenticide was assessed for its susceptibility and acceptance in baits against Meriones hunianae. Fresh loose bait containing difethialone (25 ppm) prepared in pearl millet grain resulted in 100 per cent mortality during no-choice test in one day feeding, Mean period to death was 5.90 days with an av...