Agronomy was born as a science integrating
several scientific disciplines, growing
technological needs and from the interaction
resulting born in agricultural schools created
along the whole XIX century. Although very
successful, it finds herself in a crossroad as a
result of the method used – the limiting factor
principle: the sciences that are in its origin
seem to be following a centrifugal road. It is
necessary to go back to integration and systems tems
analysis seems to be the most adequate
method, strengthening at the same time,
skills or reality observation and judgment capacity
to allow that the scientific knowledge
might support the operative decision