Communities of arthropods associated with the composting process of the organic solid waste produced in a landfill in Brazil

2020 ◽  
Vol 192 (8) ◽  
Author(s):  
Livia Maria Silva Ataíde ◽  
Marcelo Carvalho Resende ◽  
Sofia Regina Lopes ◽  
Cícero A. A. Catapreta ◽  
Daniel Albeny Simões ◽  
...  
2019 ◽  
Vol 3 (1) ◽  
pp. 1
Author(s):  
Anshah Silmi Afifah ◽  
Gita Prajati ◽  
I Wayan Koko Suryawan

The landfill's capacity is currently decreasing, so solid waste reduction needs to be increased. Organic solid waste is generated by daily activities. The objective of the study was to determine the composting and composition of the growth of leaves of the long bean plant (Vigna cylindrical (L.)). Methods used in the composting process is the takakura method. The 80% compositions of compost are spinach waste. The composting process accelerated by the addition of local microorganisms (MOL) from fruit and compost to accelerate decomposed of organic waste. Variables on this research were functions of the time for the composting process and the amount of compost with the soil to the long bean plant (Vigna cylindrical (L.)). Compost collection time was determined as a research variable with variations on 14, 28, and 42 days, while variations in compost and soil composition tested on a long bean plant (Vigna cylindrical (L.)) of 1: 1 and 1: 2. The results showed good leaves growth period was 28th day with a composition 1: 1. Kapasitas Tempat Pemrosesan Akhir (TPA) saat ini semakin berkurang, sehingga reduksi sampah perlu ditingkatkan. Sampah organik merupakan salah satu sampah yang banyak dihasilkan oleh aktivitas seharihari. Tujuan penelitian yakni mengetahui pengaruh waktu pengomposan dan komposisi kompos terhadap laju pertumbuhan daun tanaman Kacang Panjang (Vigna cylindrica (L.)). Metode yang digunakan untuk membuat kompos yaitu metode takakura. 80% komposisi kompos berasal dari sisa sayur bayam. Pembuatan kompos dilakukan dengan menambah mikro organisme local (MOL) dari buah dan kompos jadi untuk mempercepat sampah organik terdekomposisi. Variabel yang digunakan yaitu variasi waktu pengambilan kompos dan variasi komposisi kompos dengan tanah terhadap Kacang Panjang (Vigna cylindrica (L.)). Waktu pengambilan kompos ditentukan sebagai variabel penelitian dengan variasi pengambilan pada hari ke - 14, 28, dan 42, sedangkan variasi komposisi kompos dan tanah yang diujikan terhadap tanaman Kacang Panjang (Vigna cylindrica (L.)) sebesar 1 : 1 dan 1 : 2. Hasil penelitian menunjukkan laju pertumbuhan daun paling besar yaitu pada variasi waktu pengambilan kompos hari ke – 28 dengan komposisi 1 : 1.


The main aim of this project based paper is to provide technological solution for composting process with will help to minimize the composting process and the technology will be easy to adopt. We are facing waste management problems in all areas. Agriculture and Industrial waste management is one of them. There are lot of methodologies available in the market for processing the raw material and making compost. The various methods differ location to location and season to season. The researchers are doing continuous research on the process optimization and to find minimum time to produce compost. Thus, a sound technology is required to improve the quality of manures in the shortest possible time, where farmers can prepare the compost easily and improve its nutritional quality by the addition of cheap amendments as additives in composting. Therefore appropriate composting technology which is economically viable, eco-friendly and socially acceptable is essential. Development of Rapid composting techniques to produce organic fertilizers will help to minimize soil pollution due to chemical fertilizers and will help in Agricultural and Industrial organic solid waste management. We have done few experiments on accelerating composting processes. Use of activated sludge with other additives have helped to improve compost process time and its nutrients. In this paper we have given detail methodology and results obtained from the experiments.


2000 ◽  
Vol 126 (12) ◽  
pp. 1076-1081 ◽  
Author(s):  
Adrie Veeken ◽  
Sergey Kalyuzhnyi ◽  
Heijo Scharff ◽  
Bert Hamelers

2020 ◽  
Vol 6 (6) ◽  
pp. 678-687
Author(s):  
Godofredo Román Lobato Calderón ◽  
Pascual Guevara Yanqui ◽  
Miguel Ángel Ramírez Arellano

In the present investigation, the weight, growth, adaptability and production of humus of a calf foot of Californian red worm (Eisenia foetida) fed with compost (made from animal excreta and organic waste) and organic remains were evaluated. The evaluation was carried out in Tarma, Junín Region. A breeding ground was built with 3.2 m3 cement bricks (6.10 m long  1.05 m wide and 0.50 m high); with a 5 cm thick screed with a 2” PVC drain pipe with a west-east slope, raised by the west side at 15°. A population of 10,000 individuals (10 kilograms) was sown, a sample of 370 individuals was extracted by applying a Simple Random Sampling (MAS) whose average weight and length was 0.3 g and 30 mm. they were fed for 3 months (90 days), the calf was divided into 21 sampling points from which 383 worms were weighed and measured whose average weight and length were 0.38 g and 33.24 mm (3.32 cm). Data were taken every day at 2:00 pm, hydrogen potential (pH) and humidity (soil peach meter), substrate temperature (digital thermometer), ambient temperature (thermohygrometer) were recorded. The average weight of the worms varied from 0.30-0.38 g, the average length varied from 30-33.24 mm. The presence of tiny heels and worms demonstrated their adaptability. The production of humus was 3 tons, the efficiency of the breeding stock was 93.75%. The final substrate had an average of 6.72 pH, 13.61°C temperature, 69.86% humidity and 19.5°C ambient temperature. Consequently, vermicompost is an alternative in the treatment of organic solid waste to be developed in high Andean areas.


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