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Contents Foreward JC Gemmell, SEPA Theme 1: Total Maximum Daily Loads (TMDLs): A Means of Managing Diffuse Pollution? Chaired by C Spray, SEPA Agricultural Diffuse Pollution: Are we on the Right Track to Successful Abatement? 3 V Novotny Matching Water Framework Directive Controls with Diffuse Pollution Challenges in Scotland 13 RC Morris, J MacDonald, SM Greig and C Preston Total Maximum Daily Loads: the USEPA Approach to Managing Faecal Indicator Fluxes to Receiving Waters: Lessons for UK Environmental Regulation? 23 D Kay, C Stapleton, M Wyer, A McDonald and J Crowther Decreasing the Nitrogen Soil Surface Surplus in the Danube River Basin by Applying Agricultural Measures: A Comparison of Cost Effectiveness Ratios 34 L Fröschl, R Pierrard and W Schönbäck High Resolution Phosphorus Transfers in Rural Catchments: The Hidden Importance of Rural Point Sources 41 P Jordan, J Arnscheidt, S McCormick and C Ward An Initial Assessment of the Suitability of Total Maximum Daily Loads (TMDLs) as a Means of Managing Diffuse Pollution Under the Water Framework Directive 45 RJ Cooper, RC Ferrier, RD Harmel, SJ Langan, AJA Vinten and MI Stutter iii
Theme 2: Cost-effectiveness of Best Management Practices (BMPs)? Chaired R Heath, Pulles Howard & de Lange (Inc), South Africa A Statewide Approach to Identifying, Quantifying and Mitigating Diffuse Pollution-Related Problems 53 BM Evans The Use of Ponds to Reduce Pollution from Potentially Contaminated Steading Run-off 62 KV Heal, AJA Vinten, F Gouriveau, J Zhang, M Windsor, B D’Arcy, A Frost, L Gairns and SJ Langan Cost-effective Programmes of Measures: Theory Versus Reality 71 S Blacklocke, A Hooper, M Rosenberg and R Earle Assessing the Cost-effectiveness of Integrated Measures to Decrease Loss of Nitrate, Phosphorus and Faecal Indicator Organisms 77 M Shepherd, S Anthony, P Haygarth, D Harris, P Newell-Price, S Cuttle, B Chambers and D Chadwick Economic Implications of Minimising Diffuse Nitrogen Pollution from Livestock Manures 84 BJ Chambers, JR Williams, E Sagoo, KA Smith and DR Chadwick A Measure-centric Approach to Diffuse Pollution Modelling and Cost-curve Analysis of Mitigation Measures 93 DR Chadwick, BJ Chambers, S Anthony, S Grainger, P Haygarth, D Harris and K Smith Theme 3: How Should BMPs be Targeted and Prioritised Within a Catchment? Chaired by G Lawrie, NFUS Assessing the Significance of Diffuse Pollution Risks in Order to Target and Prioritise Best Management Practices 100 AH Sinclair, A Frost, A Vinten, P Chapman and J MacDonald Retention of Pollutants by the Sink Structures in Catchments - Studies to Reduce Diffuse Pollution in China’s Rural Areas 111 C Yin, X Wang and B Shan iv
Page 1 and 2: International Water Association AGR
Page 3: 2006 Conference Organising Committe
Page 7 and 8: Poster Presentations The Farm Soils
Page 9 and 10: viii
Page 11 and 12: managers need support in understand
Page 13 and 14: During the past 20 years, it became
Page 15 and 16: infiltration); and (4) capture, sto
Page 17 and 18: DOMINATING PARAMETERS OF IMPAIRMENT
Page 19 and 20: Using the results of the unsupervis
Page 21 and 22: Kohonen T (2001). Self-Organizing M
Page 23 and 24: WATER FRAMEWORK DIRECTIVE IMPLEMENT
Page 25 and 26: Table 1: Modelled total annual loss
Page 27 and 28: • It should be possible to apply
Page 29 and 30: Scottish Executive against 18 measu
Page 31 and 32: REFERENCES Anthony S, Betson M, Lor
Page 33 and 34: ased on the ‘drainage basin’ in
Page 35 and 36: management practices’ (BMPs) toge
Page 37 and 38: It is envisaged that these data wil
Page 39 and 40: testing (including climate change)
Page 41 and 42: Council of the European Communities
Page 43 and 44: DECREASING THE NITROGEN SOIL SURFAC
Page 45 and 46: Table 1: Overview of the measures c
Page 47 and 48: Table 2: Costs (C), effects (E) and
Page 49 and 50: Figure 2: Combination of ‘best av
Page 51 and 52: MATERIALS AND METHODS At the 5-km 2
Page 53 and 54: REFERENCES Jordan P, Menary W, Daly
Page 55 and 56:
Although the TMDL programme origina
Page 57 and 58:
grassland and heather moorland, sup
Page 59 and 60:
Given that the release of P from th
Page 61 and 62:
to the underlying causes, and thus
Page 63 and 64:
All water body use attainment infor
Page 65 and 66:
indicate the possible presence of p
Page 67 and 68:
DEVELOPMENT AND IMPLEMENTATION OF M
Page 69 and 70:
BMP is being implemented and the ap
Page 71 and 72:
THE USE OF PONDS TO REDUCE POLLUTIO
Page 73 and 74:
established pond/wetland for nutrie
Page 75 and 76:
Table 1: Hydraulic load, mean water
Page 77 and 78:
Comparable SS removals have been re
Page 79 and 80:
Reddy GB, Hunt PG, Phillips R, Ston
Page 81 and 82:
In general, the combinations of mea
Page 83 and 84:
final word on the POMs selection an
Page 85 and 86:
CONCLUSIONS The ERBD project team i
Page 87 and 88:
Table 1: A summary of the measures
Page 89 and 90:
Table 3: A summary of the represent
Page 91 and 92:
cost (£'000/farm) or reduction in
Page 93 and 94:
ECONOMIC IMPLICATIONS OF MINIMISING
Page 95 and 96:
spread cattle slurry in the autumn
Page 97 and 98:
£25,000. The investment in trailin
Page 99 and 100:
Studies on a drained clay soil at B
Page 101 and 102:
REFERENCES Anon (2000). Fertiliser
Page 103 and 104:
(Haygarth and Jarvis, 1999). The vo
Page 105 and 106:
Application Representative farm sys
Page 107 and 108:
Table 2: Modelled cost-curve for th
Page 109 and 110:
ASSESSING THE SIGNIFICANCE OF DIFFU
Page 111 and 112:
In the absence of data on the sourc
Page 113 and 114:
Magnitude of Impacts The magnitude
Page 115 and 116:
D. Use relative area of farm and wh
Page 117 and 118:
ADAS has developed a matrix for Def
Page 119 and 120:
Dickson JW, Edwards T, Jeffrey WA,
Page 121 and 122:
60% phosphorus and 50% nitrogen of
Page 123 and 124:
RESULTS AND DISCUSSION Landscape St
Page 125 and 126:
was contributed to the low vegetati
Page 127 and 128:
iological uptake in a grassed area.
Page 129 and 130:
Tim US, Jolly R and Liao HH (1995).
Page 131 and 132:
to control SS and P loads from agri
Page 133 and 134:
Total P inputs in fertilisers and m
Page 135 and 136:
Within the Teme catchment, largest
Page 137 and 138:
A RISK ASSESSMENT AND MITIGATION ST
Page 139 and 140:
Environmental Monitoring The primar
Page 141 and 142:
BMP measure 1 (exclusion of stock f
Page 143 and 144:
(a) With reference to the increase
Page 145 and 146:
ACKNOWLEDGEMENTS SAC acknowledges f
Page 147 and 148:
The Environment Sensitive Farming (
Page 149 and 150:
improved further as a result of att
Page 151 and 152:
to do more to reduce pesticide impa
Page 153 and 154:
MANAGING DIFFUSE POLLUTION FROM A F
Page 155 and 156:
turbulent air mixing. The effect th
Page 157 and 158:
Although nitrate leaching can be re
Page 159 and 160:
infiltration of water sheeting off
Page 161 and 162:
Nisbet TR, Orr H and Broadmeadow S
Page 163 and 164:
anthropogenic activities are pollut
Page 165 and 166:
monitoring is determined up front b
Page 167 and 168:
(USEPA). Nevertheless, by applying
Page 169 and 170:
• Sampling equipment •Laborator
Page 171 and 172:
Reinert RE, Knuth BA, Kamrin MA and
Page 173 and 174:
Tier 3 - Tier 3 of LMCs is planned
Page 175 and 176:
policy literature, although this is
Page 177 and 178:
Figure 1: Individual-collective spe
Page 179 and 180:
• tailoring activities to local c
Page 181 and 182:
ACKNOWLEDGEMENTS The support of the
Page 183 and 184:
THE EFFECT OF DIFFUSE POLLUTION FRO
Page 185 and 186:
equires the Minister to designate a
Page 187 and 188:
protection and restoration, sustain
Page 189 and 190:
expensive. One-to-one contact becom
Page 191 and 192:
farmers. In England, recent policy
Page 193 and 194:
practices but, hopefully, the chang
Page 195 and 196:
A CASE STUDY: ADOPTION OF BEST MANA
Page 197 and 198:
The approaches taken by Brittany to
Page 199 and 200:
MANURE TREATMENT By January 2005, t
Page 201 and 202:
REGULATORY OPTIONS FOR THE MANAGEME
Page 203 and 204:
There are also measures that contro
Page 205 and 206:
widely recognised as needing much a
Page 207 and 208:
ploughed, of rivers and streams tha
Page 209 and 210:
is the only mechanism identified fo
Page 211 and 212:
PHOSPHORUS STORAGE IN FINE CHANNEL
Page 213 and 214:
structure and minimum level of main
Page 215 and 216:
REFERENCES May L, Place C, O’Hea
Page 217 and 218:
LOUND CATCHMENT PROJECT: WORKING WI
Page 219 and 220:
MINIMISING THE PRESSURES AND IMPACT
Page 221 and 222:
Predicting Bathing Water Quality Vi
Page 223 and 224:
Risk of illness percentages were ca
Page 225 and 226:
Table 4: Expected lifetime benefits
Page 227 and 228:
DETERMINATION OF THE VETERINARY ANT
Page 229 and 230:
Thin Layer Chromatography The sampl
Page 231 and 232:
Table 2: Regression functions and c
Page 233 and 234:
OPPORTUNITIES AND CONSTRAINTS FOR U
Page 235 and 236:
to land managers and agency staff t
Page 237 and 238:
stakeholders, together with their i
Page 239 and 240:
REFERENCES EC (2000). Directive 200
Page 241 and 242:
A third scenario was applied to Clu
Page 243 and 244:
Based on a detailed distribution of
Page 245 and 246:
could be misleading. The results of
Page 247 and 248:
TACKLING DIFFUSE NITRATE POLLUTION:
Page 249 and 250:
AMMONIA VOLATILISATION FROM CATTLE
Page 251 and 252:
and 27% of the soil surface at 80 m
Page 253 and 254:
FIELD TESTING OF MITIGATION OPTIONS
Page 255 and 256:
techniques can significantly reduce
Page 257 and 258:
NITRATE CONTAMINATION OF GROUNDWATE
Page 259 and 260:
MATERIALS AND METHODS At two UK sit
Page 261 and 262:
ACKNOWLEDGEMENTS Funding of this wo
Page 263 and 264:
y standard methods and fresh, end o
Page 265 and 266:
comparable to those in water draini
Page 267 and 268:
Results may be influential in deter
Page 269 and 270:
• numbers and distribution of liv
Page 271 and 272:
Using this method of classification
Page 273 and 274:
Table 5: Results of land use scenar
Page 275 and 276:
CONCLUSIONS As a decision support t
Page 277 and 278:
types. This paper reports results f
Page 279 and 280:
N Losses in Drainage Water Mean nit
Page 281 and 282:
SOIL AND CROP MANAGEMENT EFFECTS ON
Page 283 and 284:
treatments, typically 10 storm even
Page 285 and 286:
Tramline Effects In both years, obs
Page 287 and 288:
Notes 278
show all

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