After well demposition, humus produces humic and fulvic acid. Humus is also a collodial substances and show the mainly negative charged and attracts the positive chrages. In acid soil humus increases the soil pH and in alkaline soil, reduces the pH.
In this manner, is hummus a decomposer?
Humus is the dark organic matter that forms in soil when dead plant and animal matter decays. Humus has many nutrients that improve the health of soil, nitrogen being the most important.
Subsequently, question is, what is humus short answer? Humus (or humous) is the organic matter in the soil. It is made of dead parts of plants and animals. Plants put roots into the soil to get the water and nutrients. Humus is good for plants because it is like a sponge. The dark color of humus (usually black or dark brown) helps to warm up cold soils in the spring.
Beside this, what charge does humus have?
Humus has a small permanent negative charge and a large pH-dependent charge. Humus contains complex compositions with many active groups.
How is humus created?
Humus is formed by the decomposing action of soil microorganisms (e.g., bacteria and fungi), which break down animal and vegetable material into elements that can be used by growing plants.