Compost.

A blog post about compost.


Hi there, if you are interested in the composting proces. This blog will explain the basic chemical process of composting.

The basic way of processing bio-waste such as: sludge from a sewage treatment plant, food waste, green biomass, manure, etc., is composting. The main purpose of the composting process is to produce organic fertilizer.

However, in the late 20th century, the purpose of composting also became the disposal of various types of biodegradable waste. There is not one universal definition of the composting process. In any case, thanks to our microorganisms, any organic waste can be disposed of and/or processed. 

During composting, two parallel processes take place: biochemical mineralization and humification, carried out with the participation of numerous groups of microorganisms, resulting in organic fertilizer/compost with the color and smell of forest soil.

In the first process, organic matter is oxidized to products such as carbon dioxide, water, nitrates, sulfates, phosphates and others. These reactions are exothermic and cause heating of the heaps/prisms. In the second process, decomposition products are synthesized into multi-molecular humus substances. It is assumed that 75 - 80% of organic matter undergoes mineralization, and 20 - 25% undergoes humification. 

The composting process takes place thanks to the participation of many microorganisms, primarily bacteria, but radicles and fungi, as well as higher organisms such as rotifers and protozoa, also take part in the process.

Bacteria are the first to colonize waste and process organic matter. Other microorganisms and organisms begin to play a role only in later stages of the process. The activity of bacteria involved in the composting process depends on many factors, ie. 

- carbon to nitrogen ratio C/N - pH of the environment
- temperature and humidity
- amount of oxygen 
- level of grinding of raw material 

There are two main classes of composting microorganisms, known as aerobes and anaerobes, according to Planet Natural.

The aerobes are bacteria that require oxygen levels of at least 5 percent to survive and are the most important and efficient composting microorganisms, according to the University of Illinois. The aerobes consume the organic waste and excrete chemicals such as nitrogen, phosphorus and magnesium, which are nutrients plants need to thrive.

Many years of experience and studies conducted in laboratories, as well as in natural conditions, demonstrate the effectiveness of our bacteria consortia in the following composting processes: 

  • Reducing the odor nuisance of the waste.

  • Elimination of hygienic and sanitary hazards. The application of our microorganisms to composting processes increases the temperature in the pile by several degrees. This, of course, eliminates parasite eggs and increases the roasting process. 

  • improving biological properties. We know from soil humus studies and plant growth studies that our microorganisms increase the amount of humus in the soil, as well as accelerate the mineralization process of the waste. 

  • significantly accelerate the composting process itself 

Over these several years of activity in this area, we have managed to establish relations with companies that produce various equipment to help the composting process, so that a completely stable and reproducible composting process can be achieved.

Should there be a need, we are happy to help. 

Picture of large-scale composting

Ronny Janmaat

vegan&organic

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