[DOC] [TLE] Humus - Wikipedia [PAR] In soil science, humus refers to the fraction of soil organic matter that is 
amorphous and without ... Humus is the dark organic matter that forms in the soil 
when plant and animal matter decays. ... It may remain like this for millennia or 
more. ... decomposed to CO2), and can be regarded as stable; this is organic 
matter that has... [DOC] [TLE] Soil Organic Matter and Humus Classification [PAR] Forest humus is of significant importance to the forest ecosystem and soil 
development. ... Black Locust ... matter on the forest floor will be classified as one 
of either a Mull , Mor , or Moder. ... The two basic types of forest humus 
classifications are: ... horizon characterized by the accumulation of decomposed 
organic matter in... [DOC] [TLE] humus | soil component | Britannica.com [PAR] Nonliving, finely divided organic matter in soil, derived from microbial 
decomposition of ... Humus, which ranges in colour from brown to black, consists. 
... of its incorporation into the mineral soil, the types of organisms involved in its 
decomposition, ... A moder-humus formation is intermediate between mor and 
mull extremes. [DOC] [TLE] Humus - medicalmarijuana.com [PAR] In soil science, humus refers to any organic matter that has reached a point ... 
This kind of compost, rich in plant remains and fulvic acids, is an excellent .... A 
dark brown or black colloidal mass of partially decomposed organic matter in the 
soil. .... A MODER humus formation is intermediate between mor and mull 
extremes. [DOC] [TLE] Humus: The Natural Organic Matter in the Soil System | PA Azeez ... [PAR] Humus (natural organic matter, NOM) or humic substances persist in soils ... 
Incomplete decomposition of detritus (dead and decaying plant and animal 
matters) .... It is black colour distinguishing it from most other colloidal 
constituents in soils. .... exist two main types of humus, mull and mor, which were 
first distinguished by... [DOC] [TLE] Humus Types - Minnesota Department of Natural Resources [PAR] Three humus types, mor, moder, and mull form in upland forests under aerobic 
conditions. Mor humus. A thick mat ... Well-decomposed organic matter that is 
mixed deeply into the mineral soil. ... In Minnesota this happens in two ways. In 
some... [DOC] [TLE] Micromorphology of organic matter and humus in ... - MEDfOR [PAR] Fourteen thin sections were studied from the humus profiles of 5 soils (2 Typic 
Ustifluvent, 2 ... Soil organic matter. Micromorphological features. Humus form. 
Amphi. Mull. 1. Introduction ... Humus as a decomposed organic matter was first 
described by ... in biologically active soils with well humified organic matter, while 
Mor. [DOC] [TLE] A Key for the Classification of Forest Humus Types Prepared by ... [PAR] F layer  A layer of partially decomposed lit- ter still recognizable ... trated 
organic matter. It is frequent- ly very thin or absent in Mor humus types. When 
present in ... ly on sandy soils. Sand Mull. 2. A! horizon, granular or crumb 
structure. Concentration of ... fine black sawdust; organic matter content high, 
usually over 30%. [DOC] [TLE] Soil Components and their effects on Vegetation - Biology Discussion [PAR] Humus includes two types of organic matter the partially decomposed organic 
matter ... Muller (1879, 1884) has recognized two kinds of humus mor and mull. ... 
decomposed and the organic structures have lost their identity to form black... [DOC] [TLE] biotic_qa - Geocities [PAR] What is the relationship between cations and soil colloids ? ... Do they mean soils 
with Fe2O3 and Al2O3 ? ... Can anyone distinguish black peat and hard pan ? .... 
have come across various types of organic matter decay, apart from "peat". They 
are : "mull" ... if soils are more acid, decay is slower because there are fewer... [DOC] [TLE] Soil Organic Matter - Sabine Grunwald - University of Florida [PAR] Organic matter in soils is represented by plant debris or litter in various stages of 
... Transformation of soil organic matter within soil. Figure 2. The carbon cycle: ... 
Climate, i.e., precipitation and temperature

Question: Mor & mull are 2 types of this black decayed organic matter in soil
Answer: humus