It is contained in virtually every fertilizer mixture, with few exceptions, because it is so vital to the healthy growth of plants and the formation of flowers and fruits. The addition of potassium nitrate to a fertilizer mix has the identical effect on plant growth as other forms of potassium. To the plants, potassium is potassium, whatever humans call it or classify it as. Because of its high cost, potassium nitrate is not widely used in fertilizer mixes, according to the University of Minnesota Extension.
SCEP is a specialized protocol which has a smaller scope; it concentrates on enrollment and CRL obtention, and is definitely client/server (all messages are requests sent to the CA, and responses from the CA, while CMP allows for CA-driven exchanges).
The definition of a schlep is an unproductive person. An example of a schlep is a person who never works. Schlep is defined as to drag, carry or go with a lot of effort needed. An example of schlep is to lug a heavy piece of furniture up the stairs.