The purpose of the theoretical framework is to provide the research with a coordinated and coherent system of concepts and propositions to address the problem, since once the research problem has been

It is universally known that in research work, the theoretical bases allow presenting a series of aspects that constitute a unitary body through which the particular phenomena studied are systematized,

The theoretical framework of any research is constituted by a set of theories, which serve as support and guide in any research activity that is intended to be carried out. Source ( toolshero ) It is the

Hydroponic crops are part of a widely accepted strategy for vegetable production worldwide, as part of the alternatives to optimize food production and simultaneously establish mechanisms to improve agronomic