1.   All the soil does is hold the plants upright, while the crop is fed with artificial fertilizers.

2.   Controversy has also surrounded the long-term effects of artificial fertilizer on the soil structure.

3.   Paradoxically the ecological problems deriving from the application of artificial fertilizers are often equally complex and extensive.

4.   They have thus become the animal equivalents of the plants which are force-fed with artificial fertilizers and sprayed with herbicides and pesticides.

5.   The largest industrial concerns were electronics, computer assembly, artificial fertilizers, machinery, metalworking and textiles.

6.   Artificial fertilizer application, associated with higher yielding wheat, is also now a feature of the system and is required to cope with the growth in population.

7.   And are you in favour of, for example, using artificial fertilizers on to grow crops?

8.   Artificial fertilizers do not provide food for earthworms, and may repel them because of their high soluble salt content.

9.   Farming organically means using no artificial fertilizers.