Growth, reproduction and vermicomposting efficacy of earthworm (Eisenia foetida)

dc.contributor.advisorDharambir Singh
dc.contributor.authorGill, Parveen
dc.date.accessioned2016-10-21T09:22:08Z
dc.date.available2016-10-21T09:22:08Z
dc.date.issued2015
dc.description.abstractVermicomposting is a simple biotechnological process of composting (organic waste management), in which certain species of earthworms are used to enhance the process of organic waste management and produce a better end product. It is a mesophilic process, utilizing microorganisms and earthworms that are active at 10–32°C. The resulting vermicompost has been shown to have several positive impacts on plant growth and health. Eisenia foetida is one of the earthworm species utilized for organic waste management. This organic bio fertilizer is therefore increasingly considered in agriculture and horticulture as a promising alternative to inorganic fertilizers. In present study, vermicompost samples were prepared from different organic wastes like cow dung, cow dung + Parthenium, cow dung + mixture of different Weeds and cow dung + Kitchen waste with a time interval at 0,30,60 and 90 days. The changes in the micronutrients like nitrogen, potassium, phosphorus, organic carbon, and C:N ratio was observed. In different organic wastes different changes in nutrients were found. It was observed that the nitrogen, potassium and phosphorous content in all the used wastes substrates increased but these were found more in kitchen waste product in all of them. The C:N ratio level decreased in all of them and carbon level is also declined. In present studies the direct and indirect effects of vermicompost on plant growth, as well as variability in the plant responses, were examined in pot experiment with tomato and brinjal. Total five growth and yield parameters were recorded viz. height of plants, diameter of main stem, dry weight of whole plant (except fruit and roots), number of fruits per plant and total weight of fruits/seeds per plant and better results were found in vermicompost as compare to other fertilizer. Results from present study provide a promising opportunity, which after some further studies and observations can be commercially utilized.en_US
dc.identifier.urihttp://krishikosh.egranth.ac.in/handle/1/81162
dc.language.isoenen_US
dc.publisherCCSHAUen_US
dc.subZoology
dc.subjectE. foetida, Micronutrients, Organic fertilizers, Vermicompost, Organic waste, Tomato, Brinjalen_US
dc.these.typeM.Sc
dc.titleGrowth, reproduction and vermicomposting efficacy of earthworm (Eisenia foetida)en_US
dc.typeThesisen_US
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