Glasshouses & Polythene Tunnels Flashcards
(4 cards)
1
Q
Why might farmers use Glasshouses or Poluthene Tunnels?
A
To provide an enclosed space in which farmers can control the climate inside and increase their crop yields
2
Q
What conditions can be manipulated inside a Glasshouse?
A
-Artificial heating
-Artificial lighting
-Increasing carbon dioxide content
-Regular watering
3
Q
What are the disadvantages of Glasshouses?
A
-The cost of maintaining heating, lighting and other conditions
4
Q
What can Polythene Tunnels do?
A
-To protect crops from weather
-To protect crops from pests
-They can increase the temperature slightly
