Hindawi Creating Corporation
Utilized and Environmental Soil Science
Volume 2010, Article IDENTIFICATION 967526, 13 pages
doi: 10. 1155/2010/967526
Nutrient Status of Vermicompost of Metropolitan Green Spend Processed simply by Three Earthworm SpeciesвЂ”Eisenia fetida, Eudrilus eugeniae, and Perionyx excavatus
Swati Pattnaik and M. Vikram Reddy
Department of Ecology and Environmental Sciences, Pondicherry University, Puducherry 605 014, India Messages should be dealt with to M. Vikram Reddy, [email protected] com Received 1 July 2009; Accepted 21 years old September 2009
Academic Publisher: M. Nurul Alam
Copyright В© 2010 S. Pattnaik and M. V. Reddy. This is a access article distributed underneath the Creative Commons Attribution Certificate, which permits unrestricted make use of, distribution, and reproduction in any medium, provided the original job is effectively cited.
Significant nutrient status of vermicompost of veggie market squander (MW) and п¬‚oral squander (FW) prepared by 3 species of earthworms namely, Eudrilus eugeniae, Eisenia fetida, and Perionyx excavatus and its simple compost had been assessed across diп¬Ђerent intervals in relation to all their respective effort substrates. Their particular physical parametersвЂ”temperature, moisture, ph level, and electrical conductivityвЂ”were as well recorded. The nutrientsвЂ”nitrogen, phosphorus, potassium, calcium supplement, and magnesiumвЂ”increased in the vermicompost and compost while the organic and natural carbon, C/N and C/P ratios lowered as the composting process progressed by 0 to 15, 30, 45, and over 8 weeks. The chemical statuses of vermicomposts of all earthworm varieties produced from both the wastes had been more than that in the compost and that of their respective substrates. Moreover, the vermicompost produced by E. eugeniae possessed higher nutritious contents than that of Electronic. fetida, S. excavatus, and compost. The MW revealed higher nutrient contents than the FW. Therefore, vermicomposting is the paramount procedure of nutritious recovery of urban green waste.
1 . Introduction
The urban green waste generally comprises of garden or
park waste such as grass or п¬‚ower waste and hedge
trimmings, domestic and commercial food waste, and
plant market waste materials, the later is made in significant
quantities and accumulated in unhygienic method adjacent to
veggie markets emanating unbearable malodor due to
lack of proper scientiп¬Ѓc disposal supervision particularly in developing countries like India. The plant market squander
is the left over and thrown away rotten fruit and vegetables, fruits, and п¬‚owers in the market. This downtown waste could be converted
to a potential plantnutrient enriched resourceвЂ”compost
and vermicompost that can be useful for sustainable land
restoration practices . Vermicomposting can be described as mesophilic
procedure and is the process of ingestion, digestive function, and
compression of organic and natural waste carried out by earthworms accompanied by excretion of castings through the worm's metabolic system, during which their biological activities enhance the degrees of plant-nutrients of organic waste . Compost and
vermicompost are the end products of cardio exercise composting
procedure, the after with employing earthworms. Vermicompost
possessed higher and more sencillo level of major nutrientsвЂ” nitrogen, phosphorus, potassium, calcium and magnesium
[3вЂ“5]вЂ”compared to the base or root soil, and
normal melange. During the process, the nutrients locked up
inside the organic waste are converted to simple and more readily
available and arrangeable forms just like nitrate or perhaps ammonium
nitrogen, exchangeable phosphorus and soluble potassium,
calcium supplements, magnesium in worm's stomach [6, 7]. Vermicompost is
generally considered sport nutrition to manures and that releases the main and slight nutrients gradually with signiп¬Ѓcant reduction in C/N ratio, synchronizing with the dependence on plants
The vegetable marketplace waste (MW) as well as п¬‚oral
(Peltophorum pterocarpum) waste (FW) were collected and
composted using three diп¬Ђerent earthworm speciesвЂ”Eisenia fetida, Eudrilus...
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