WHAT DOES NPK 15 15 15 VIETNAM MINH MEAN?

Go through the fertilizer Evaluation label right before buying fertilizer. If You can't find a fertilizer with the precise N-P-K ratio you may need based on the soil test, occur as near as feasible.If you’re unsure what NPK is best in your crops, conduct a soil test and consult gurus about the outcome.Stop applications just before pod fill to be