What is Soil?
This definition is from the Soil Science Glossary (Soil Science Society of America).
soil – (i) The unconsolidated mineral or organic material on the immediate surface of the Earth that serves as a natural medium for the growth of land plants. (ii) The unconsolidated mineral or organic matter on the surface of the Earth that has been subjected to and shows effects of genetic and environmental factors of: climate (including water and temperature effects), and macro- and microorganisms, conditioned by relief, acting on parent material over a period of time. A product-soil differs from the material from which it is derived in many physical, chemical, biological, and morphological properties and characteristics.
Soil Testing Frequently Asked Questions
Article on Soil
Udongo ni nini? Ufafanuzi huu unatoka katika Glossary ya Sayansi ya Udongo (Soil Science Society of America). udongo: ni mchanganyiko wa madini au vitu vya kikaboni vilivyo juu ya uso wa dunia, ambavyo hutumika kama mazingira ya asili kwa ukuaji wa mimea ya nchi kavu. (ii) unconsolidated madini au kikaboni juu ya uso wa dunia ambayo imekuwa chini ya na inaonyesha athari za genetic na mazingira ya: hali ya hewa (ikiwa ni pamoja na maji na joto athari), na macro- na microorganisms, conditioned na relief, kutenda juu ya nyenzo mzazi kwa kipindi cha muda. Bidhaa-udongo hutofautiana na nyenzo ambayo ni inayotokana katika wengi wa kimwili, kemikali, kibiolojia, na morphological mali na sifa. Majaribio ya udongo Maswali yanayoulizwa mara nyingi Makala juu ya udongo