Legionella is a waterborne microrganism causing a serious disease known as the Pontiac fever causing the even more serious Legionnaires disease.
Second concern, examination of the plant leaves that constitute each culture, shows the percentage of nutrients absorbed by plant tissues.
This examination is obligatory for proper crop monitoring as soil nutrients and trace elements does not always reach all plant tissue.
Leaf analysis examination provides accuracy in counting all the nutrients and trace elements contained in the plant.
First concern for a good crop is knowledge of the composition of soil nutrients.
Soil’s volume is approximately equally devided into solid constituents (inorganic and organic), while the other half by air and water.
Air and water are located between the grains of inorganic materials.
Management of urban wastewater is currently defined by EU Directive 91/271 / EEC as amended by Directive 98/15 / EC, which was incorporated into Greek national law by Joint Ministerial Decision 5673/400/1997.