A Non-discursive practice is an institutional field, a set of events, practices, and political decisions, a sequence of economic processes that also involve demographic fluctuations, techniques of public assistance, manpower needs, different levels of unemployment.
A Non-discursive practice is the non-representational, experiential side of things (torturing the body, disciplining the body) whereas discourse is the social constructionist side (e.g. The historically new object called 'delinquency').
A Non-discursive practice is the institutions, social relations, and political relations against which the autonomous layer of discourses can come to make sense.
A Non-discursive practice is that which surrounds more concrete discursive practices (i.e. Economics, gender, political institutions, events, demographics, unemployment).
A Non-discursive practice is institutions, political events, economic practices and processes.
A Non-discursive practice is the on-the ground monitoring of people, disciplining, torturing. . . Whereas a discursive practice involves arguments, on books, science.