Coffee producing countries with more than one wet and dry season will have more than one harvesting season. There is a direct relationship between extremes of day and nighttime temperatures and coffee quality.
When guitar tab has a x and then a number at the end of the tab what does it mean? 'x' means the particular string it is next to is not played, 'number' is at which fret to play the string the number is by, counting down from the headstock.
A: In mathematical functions, the letter x is used as a variable, meaning it's used in place of an unknown value or values. The letter x is commonly used to represent a variable, a tradition that started with the French mathematician Ren Descartes in the 17th century.