THE BICHEL COMMITTEE |
|
|||
| Table 7.16 Overall nitrogen balance for the agricultural sector (mill. kg per year), together with the net supply to the soil and the reduction of this compared with Danish agriculture 1995/96 | ||||
Danish |
APAE II |
Organic scenarios |
||||||
Present level of yield |
Improved level of yield |
|||||||
| 0% import | 15/25% | Unlimited | 0% import | 15/25% | Unlimited | |||
| N-balance | 418 |
305 |
146 |
209 |
245 |
167 |
229 |
238 |
| Ammonia loss | 76 |
69 |
45 |
57 |
67 |
50 |
65 |
67 |
| N to soil (mill. kg) | 342 |
236 |
101 |
152 |
178 |
117 |
164 |
171 |
| Reduction in N to soil (mill. kg) | – |
112b |
241 |
190 |
164 |
225 |
178 |
171 |
+/¸ 53c |
+/¸ 53 |
+/¸ 53 |
+/¸ 57 |
+/¸ 57 |
+/¸ 57 |
|||
| N to soil (kg/ha) | 126 |
87 |
37 |
56 |
65 |
43 |
60 |
63 |
| a The expected effects of APAE II are not included in
the organic scenarios. b Incl. reduction of 5.6 mill. kg as a consequence of increased denitrification c This interval gives an uncertainty on the estimate for nitrogen fixation in clover grass. |