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Organic fertilisers - PowerPoint PPT Presentation

6.4 - Uses of natural and artificial fertilisers

6.4 - Uses of natural and artificial fertilisers

6.4 - Uses of natural and artificial fertilisers. Learning outcomes. Success criteria. Students should understand the following Why fertilisers are needed in agricultural systems. How do natural and artificial fertiliser differ How do fertiliser improve productivity.

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435 views • 19 slides
Chemical Industry

Chemical Industry

Chemical Industry. K Warne. Chemical Industry. The chemical industry has enormous importance in South Africa. This can be seen simply by considering the scope of the products of the industry and their applications in daily life:. Value of the industry

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568 views • 18 slides
Nitrates, Derogation, Cross Compliance

Nitrates, Derogation, Cross Compliance

Nitrates, Derogation, Cross Compliance. Nitrate in groundwater 1995-2006. Faecal coliforms in Groundwater. Shellfish areas. Background. December 1991 - Nitrates Directive (91/676/EEC) July 1996 - Code of Good Agricultural Practice May 2003 - Regulations designating the national territory

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326 views • 18 slides
Chemical Industry

Chemical Industry

Chemical Industry. K Warne. Chemical Industry. The chemical industry has enormous importance in South Africa. This can be seen simply by considering the scope of the products of the industry and their applications in daily life:. Value of the industry

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267 views • 18 slides
Nitrates, Derogation, Cross Compliance

Nitrates, Derogation, Cross Compliance

Nitrates, Derogation, Cross Compliance. Nitrate in groundwater 1995-2006. Faecal coliforms in Groundwater. Shellfish areas. Background. December 1991 - Nitrates Directive (91/676/EEC) July 1996 - Code of Good Agricultural Practice May 2003 - Regulations designating the national territory

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183 views • 18 slides
Fertilisers

Fertilisers

Fertilisers. Chapter 7. Fertilisers. any material added to soil to supply one or more nutrient elements: organic or inorganic natural or synthetic necessary to maintain fertility because of intensive cropping

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197 views • 9 slides

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