Perspectives are different frameworks from which to explore the knowledge around sustainable sanitation and water management. Perspectives are like filters: they compile and structure the information that relate to a given focus theme, region or context. This allows you to quickly navigate to the content of your particular interest while promoting the holistic understanding of sustainable sanitation and water management.
Efficient application of the correct types and amounts of fertilisers for the supply of the nutrients is an important part of achieving profitable yields. This article mentiones the moist important points.
MCKENZIE, R. (1998): Crop Nutrition and Fertilizer Requirements. Lethbridge: Alberta Agriculture, Food and Rural Development URL [Accessed: 18.07.2012]