I would say a goodly amount of organic matter, and a proper pH range. With both of those taken care of, the soil will grow virtually anything you plant in it at least halfway decently.
Silty Soil contains the most fertile soil
Loam is the type of soil that tends to be the most fertile of all soil types.
Black people.
New Zealand
Fertile soil
more necessary, most necessary
The adjective form of necessity is necessary.
Most fertile is the superlative for fertile.
more fertile, most fertile
The most important factor of making Mesopotamia's farmland fertile was water.
Orientals are the least sexually active and least fertile. Blacks the most sexually active and most fertile. Whites are intermediate.
Silty Soil contains the most fertile soil
Necessary is not an adverb: it is most commonly used as an adjective.
Carbon is necessary for all living things.
in cannda
During "that time" of the month thats when she is most fertile
State of Punjab in India has the most fertile land in South Asia.