An arrhythmia is any disorder of your heart rate or rhythm. It means that your heart beats too quickly, too slowly, or with an irregular pattern. Most arrhythmias result from problems in the electrical system of the heart. If your arrhythmia is serious, you may need a cardiac pacemaker or an implantable cardioverter defibrillator (ICD). They are devices that are implanted in your chest or abdomen. A pacemaker helps control abnormal heart rhythms.
Generally speaking, the numbers refer to the parentages of Nitrogen, Phosphorus and Potassium, by weight, listed in this exact order and contained in the fertilizer. These numbers stand for the percentages contained within a specific package.
User gUide. Organic Fertilizer calcUlatOr. A tool for comparing the cost, nutrient value, and nitrogen availability of organic materials. N. Andrews and J. Foster. Choosing an organic fertilizer can be difficult, as nutrient ratios, nitrogen availability, ease of use, and cost can vary widely among materials. This Excel-based calculator can. help you save time and money and avoid excessive or deficient fertilizer applications.