However, salary varies widely based on location, type of work environment, and level of training and job experience. Medical assistant salary also depends on the specific job description, as medical assistants can perform many different duties.
Soil pH and Fertilizer. Keep the soil pH more acidic, around 6.0 to 6.5. You can test the soil pH every few growing seasons and add dolomite limestone to raise the pH if necessary. You can add sulfur to lower the pH. When growing grapefruit in Florida, fertilize the trees three times a year with a citrus fertilizer; in California, only add nitrogen. Your best bet is to have the soil around the root base tested to make sure your grapefruit tree has all the nutrients it needs.
Fertilize 3- and 4-year-old Meyer lemon trees 2 cups of 21-0-0 ammonium sulfate split into three applications in January or February as soon as new growth is evident. Spread the material from the trunk to the treeâs drip line and water it in thoroughly. Repeat in April or May and again in August or September.