Fertilization instruments by land measurement

1994/10/01 Elhuyar Zientzia Iturria: Elhuyar aldizkaria

• Nekazaritza

If the soil is poor in nitrogen in the fields, the harvest is lower and the benefits as well. Excess nitrogen, but also water pollution. Therefore, it is advisable to know the amount of nitrogen in the camps and to do this, the concentration of land, plants and water should be measured.

To perform these measurements, the French laboratory Merck has prepared a reflectmeter called RQflex. A case includes the reflectometer, sampling tools and instructions for interpreting the results. 100,000 ptas. (or 5,000 pounds) is valid in addition to nitrate and ammonium, nitrites, pH, copper, iron, vitamin C, potassium, calcium, zinc, etc. dispenser.