Food Production
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Videos and experiments that are suitable for Biology. How to increase the yield of certain crops? glasshouses, polythene tunnels, increased carbon dioxide, and pesticides.
5 1 Glasshouses
Describe how glasshouses and polythene tunnels can be used to increase the yield of certain crops
Understand the effects on crop yield of increased carbon dioxide and increased temperature in glasshouses
Understand the use of fertiliser to increase crop yield
Understand the reasons for pest control and the advantages and disadvantages of using pesticides and biological control with crop plants
5.4b Biological control
Understand the reasons for pest control and the advantages and disadvantages of using pesticides and biological control with crop plants
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