After reading this article you will learn about the management and use of poor quality water. Management of Poor Quality Water: 1. Application of greater amounts of organic matter such as FYM, compost etc., to the soil to improve permeability and structure. 2. Increasing the proportion of calcium, through addition of gypsum (CaSO4) to the irrigation water in the channel, [...]
This article throws light upon the six main factors affecting soil erosion by water. The factors are: 1. Rainfall 2. Slope of the Land 3. Vegetation 4. Tillage 5. Nature of the Soil 6. Presence of High Water Table. Factor # 1. Rainfall: Precipitation is the most forceful factor causing soil erosion. Raindrop impact exerts three important influences: (a) It [...]
After reading this article you will learn about the biological and mechanical methods for the management of land eroded by water. A. Biological Method: I. Agronomial method, and II. Agrostological method. I. Agronomical Method: 1. Growing Cover Crops: Sod-like crops, such as grass, sannhemp, berseem, groundnut offer excellent soil protection against erosion by water. Such crops are effective primarily because [...]