RANK() The RANK function instead of assigning a sequential number to each row as in the case of the ROW_NUMBER function, it assigns rank to each record starting with 1. If it encounters two or more records to have the same ORDER BY values, it is said to be a tie and all these records get the same rank.
Why is soil important. Soil plays a vital role in the survival of living beings on the earth. Its importance can be listed as. 1. Soil fertility: Fertile soil supports growth of plants. In-turn these plants produce vital needs to humans like food, clothing, furniture, medicine etc. Even other animals, insects receive food by grazing on plants. 2. Soil microbiology: It provides support for survival of many bacteria, algae, fungi etc..
Soil fertility depends on three major interacting components: biological, chemical and physical fertility. Soil organisms improve soil fertility by performing a number of functions that are beneficial for plants. This article examines six of these functions. Some management practices may help improve and maintain the biological fertility of soil. Releasing nutrients from organic matter