Download Biological Control of Insect Pests Using Egg Parasitoids by S. Sithanantham, Chandish R. Ballal, S.K. Jalali, N PDF

By S. Sithanantham, Chandish R. Ballal, S.K. Jalali, N Bakthavatsalam

The subject matter of the ebook is extremely correct to the present emphasis on atmosphere conservation, with concentrate on local biodiversity conservation in agro-ecosystems. the present impetus being given to natural farming and export orientated agri-hortculture within the state demands entry to appropriate clinical wisdom base one of the stakeholders. study on organic pest regulate is greater than a century previous in India. Egg parasitoids, that are ordinarily tiny wasps, led by way of the relations Trichogrammatidae, are the main broadly applied ordinary enemies for organic keep an eye on globally. Over thirty nations are utilizing those bioagents to guard over 10 million hectares of agricultural and forestry vegetation from many vital insect pests. The publication contains 18 chapters, that are prepared in continuum, beginning with uncomplicated elements of data and finishing of their usage objectives. The chapters disguise widely 4 components: bio-diversity and traditional incidence of egg parasitoids, behaviour and model of egg parasitoids, mass creation and secure use of egg parasitoids and utilisation of egg parasitoids in several crop ecosystems. a number of the chapters cater to the desires of discipline-wise replace at the present R&D scenario-like insect taxonomy, biotechnology, mass-production and quality controls of the objective organisms - egg-parasitoids, that are worthwhile for laboratory scientists/researchers. There also are chapters dedicated to wisdom prestige and scope for usage of egg parasitoids in several goal plants, which cater to necessities of box entomologists and extensionists to be used of their projects of guiding farmers/local publications. The publication is varied in procedure, procedure, constitution and content material and guarantees holistic insurance of the subject. The chapters are written by means of lively and skilled employees in several plants and elements and co-edited through 4 very skilled specialists who've over 3 many years R&D event within the topic. all of the authors have uniformly focussed on accomplished literature research and important identity of data gaps for destiny R&D, therefore the booklet is novel in outlook, up to date in content material and accomplished in insurance of issues. This e-book might be helpful for supplementary interpreting for MSc Agriculture and PhD Agriculture scholars, along with MSc/PhD examine scholars in Zoology/Environmental Biology, who're specialising in Entomology. it'll additionally function a really invaluable reference e-book for researchers around the globe, although concentration can be there on Indian paintings. It addresses the exact details wishes of scholars and college, in addition to practitioners and extensionists within the Australasia and Africa areas and hence now not constrained to the R&D wisdom generated in constructed countries.

Show description

Read Online or Download Biological Control of Insect Pests Using Egg Parasitoids PDF

Similar entomology books

Illustrated dictionary of immunology

Finished selection of Immunological Definitions From the start, immunologists have maintained a distinct nomenclature that has frequently mystified or even baffled their colleagues in different fields, inflicting them to liken immunology to a black field. With greater than 1200 illustrations, the Illustrated Dictionary of Immunology, 3rd version presents immunologists and nonimmunologists a single-volume source for the various phrases encountered in modern immunological literature.

Biology of spiders

A massive volume of study in spider biology lately has led to major new insights into this diversified workforce of organisms. The reaction to this outpouring is an up to date version of this broadly seemed vintage. First released in 1979, this was once the 1st textbook on spiders in view that 1930; the hot version comprises the entire info accumulated because that point, together with the total global literature on spiders as much as 1994.

Aquatic Entomology

Aquatic bugs are the dominant invertebrate fauna in so much freshwater ecosystems, and determine prominently within the paintings of a various diversity of researchers, scholars, and environmental managers. usually hired as symptoms of atmosphere well-being, aquatic bugs also are frequent as version structures to check hypotheses in ecological issues together with metapopulation and metacommunity dynamics, recruitment trouble, trophic interactions, and trophic networks.

Extra resources for Biological Control of Insect Pests Using Egg Parasitoids

Sample text

Dendrolimi by cloning and sequencing of the ITS-2 of the ribosomal DNA. They observed interspecific variations and intraspecific similarity of the ITS-2 sequences. They found these variations suitable for designation of specific primers at species level. Thomson et al. (2003) found the usefulness of ITS-2 region in differentiating three species, namely, T. carverae, T. nr. brassicae and T. pretiosum. A simple test for identification was also discussed. Geng-Jin et al. (2004) developed/designed species-specific primer based on rDNA ITS-2 sequence to molecular identification of T.

Even though the genera Trichogramma and Trichogrammatoidea contained species, especially the former, which have been studied more extensively worldwide, the other genera need attention with respect to their taxonomy and use in biological control programmes. Doutt and Viggiani (1968) and Yousuf and Shafee (1986 and 1987) made valuable contributions in this direction. Further, work needs to be undertaken on the above standpoint. The discovery in Australia by Carver (1978) of a species which has characters of both the above genera attacking noxious Lepidoptera described by her erecting new subgenus Trichogrammanza is a point to consider.

1985), are given here. The sex ratios of five species and one hybrid in the order of male/female (%) were the following: Tr. armigera, 48:52; Tr. lutea, 47:53; Tr. bactrae, 29:71; Tr. prabhakeri, 19:81; Tr. robusta, 25:75; and the hybrid line from the crosses between females of Tr. lutea and males of Tr. prabhakeri nicknamed as LUTprab, 26:74 (Nagaraja 1978b). The above experiments were repeated for checking insemination by alien males and to check the progeny, by allowing 9–24 h for ‘mating’, depending on the longevity of each species, and then allowing the females to parasitise the host eggs for 24 h, and then the females were dissected, mounted in glycerine, and examined under microscope for sperms in the spermathecae with the presumption that the females might still have retained some alien sperms.

Download PDF sample

Rated 4.69 of 5 – based on 8 votes

About admin