Sentences with phrase «soil fertility because»
A living soil is central to soil fertility because it is the activity of soil organisms that makes available the elements in plant residues and organic debris entering the soil.
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Yet any attempt to grow crops on cleared land will be unproductive because the soil's fertility and ability to absorb water are held in the very trees being cut down.
Humility also descends form HUMUS: that is why this word chosen, because from the network» associations «point of view organic farming means defending the soil's organic fertility, the environment, nature and the dignity of its inhabitants.
The Organic Trade Association says organic cotton is also beneficial to the environment because the methods used replenish and maintain soil fertility, reduce the use of toxic and persistent pesticides and fertilizers and build biologically diverse agriculture.
Farmers have always interfered with the cycle, because nitrogen availability often limits the fertility of soils.