Agricultural Science
Complete two out of the three essays below.
1. Compare the structures of kaolinite and smectite clay particles and explain in detail how they can affect crop nutrient availability.
2. Why are weeds a problem to UK agriculture, and using a named example, explain how growers might reduce weed infestation?
3. Wheat is the most popular combinable crop grown in the UK.
a. Describe the three main markets which UK farmers can grow wheat crops for and how samples are tested to determine grain quality.
b. Explain how both the environment and agronomic practices can determine the suitability of wheat grains for these markets.