In this article I'm going to explain the use of the analytic functions RANK, DENSE_RANK and ROW_NUMBER to rank the results of your query.
Crop diversification refers to the addition of new crops or cropping systems to agricultural production on a particular farm taking into account the different returns from value-added crops with complementary marketing opportunities. Major driving forces for crop diversification include: â¢ Increasing income on small farm holdings
Why is agriculture so important? A: The advent of agriculture is viewed as a turning point in the development of civilization. Instead of having everyone hunt and gather, cultures could have a small group of people grow the food needed to feed the entire population.