| 摘要 |
<p>The invention relates to a method for agricultural utilization of toxic and unfertile terrains by building of greenhouses where, by using technological products, the use of water is reduced from 7-8 times. The unlimited efficiency of fertilizzation is by using resins carrying pesticides and nutrients. The release of the elements takes place gradually by the addition of calcium carbonate in order to restrict the formation of sulphuric acid under the effect of soil bacteria thus the soil is not polluted and there is no need of moving the greenhouses. 6 claims, 1 fugure</p> |
