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
New UN report calls for transformation in agriculture. Transformative changes are needed in our food, agriculture and trade systems in order to increase diversity on farms, reduce our use of fertilizer and other inputs, support small-scale farmers and create strong local food systems. Thatâs the conclusion of a remarkable new publication from the U.N. Commission on Trade and Development .