Master Soil Test Kit: We provide Available Nitrogen, Phosphate, pH, Organic Carbon, Available Potassium Soil Test Kits in a one box that is Master Soil Test Kit evaluate the fertility and nutrient status of soil for providing an index of nutrient availability or supply in each soil. Determination of acidity, salinity, and alkalinity problems. To provide a recommendation on the amount of manure and fertilizer based on soil test value and according to crop we are introducing Master Soil Test Kit is having various types of parameters like 4 parameters, 5 parameters, 6 parameters and up to 8 parameters according the requirements.