Full fertilizers have all 3 of the first macronutrients. Some fertilizers contain only one or two of the a few major nutrients, including nitrate of soda (16-0-0), a sensible choice when your soil take a look at indicates high amounts of P and K. Doesn't transfer as much in soil https://juliusiatkr.mybjjblog.com/fertilizer-for-fruits-afghanistan-an-overview-49965563