3. system technologies that are appropriate to the context, according to the spatial dimension, a different production. Accurate and effective (factors relevant to farmers, factors, climate, environment, space).
3. technologies that are appropriate to the context of spatial scale production of different precision and efficiency. (Factors related to the farmers. The factors in the environment, climate).
3. Technology system with the appropriate context space according to the size of different production, accurate and effective factors related to farmers ( The space environment, climate).