| Yields of the Field Experiments 1984 | 1 |
| Contents 1984 | 3 |
| Conventions 1984 | 7 |
| Harvest Areas for Cereals | 8 |
| Table of Means | 8 |
| Experiements - Classicals | 9 |
| 84/R/BK/1 Broadbalk - W. Wheat, Potatoes | 9 |
| 84/R/HB/2 Hoosfield - S. Barley | 14 |
| 84/R/WF/3 Wheat and Fallow - W. Wheat | 18 |
| 84/R/EX/4 Exhaustion Land - S. Barley | 19 |
| 84/R/PG/5 Park Grass - Old Grass | 21 |
| 84/R/AG/6 Agdell - W. Wheat | 26 |
| 84/R/BN/7 Barnfield - Ryegrass | 29 |
| 84/R/GC/8 Garden Clover - Clover | 33 |
| 84/S/RN/1 Rotation I - Grass, W. Beans, W. Wheat, S. Barley | 35 |
| 84/S/RN/2 Rotation II - W. Wheat, W. Beans | 44 |
| Rotations | 47 |
| 84/R/RN/1 and 84/R/RN/2 Ley/ARABLE - Old Grass, Leys, S. Oats, W. Wheat | 47 |
| 84/W/RN/3 Ley/ARABLE - Leys, S. Barley, S. Beans, W. Wheat | 57 |
| 84/W/RN/4 Market Garden - Red Beet, Carrots, Clover | 67 |
| 84/R/RN/5 Arable Reference Plots - W. Barley, Ley, Potatoes, W. Wheat, W. Oats, Permanent Grass | 76 |
| 84/R/RN/8 Cultivation/WEEDKILLER - W. Barley | 81 |
| 84/W/RN/12 Organic Manuring - Sugar Beet, W. Oats, Ley | 85 |
| 84/W/RN/13 Intensive Cereals - W. Wheat, Ley | 90 |
| 84/W/RN/16 Effects of Deep P K - S. Barley, S. Oats | 92 |
| 84/R/RN/17 Rates of P and K to the Subsoil - S. Beans. W. Wheat, Potatoes, S. Barley | 96 |
| Crop Sequences | 103 |
| 84/R/CS/10 and 84/W/CS/10 Long-term Liming - Fallow | 103 |
| 84/R/CS/13 N Levels to Old Grass - Old Grass | 104 |
| 84/W/CS/34 Nematicides in Crop Sequence - Potatoes, W. Wheat, S. Barley | 107 |
| 84/W/CS/35 Nematicides Dosage - Potatoes, W. Wheat | 114 |
| 84/W/CS/66 Dazomet and Nitrogen - Maize | 122 |
| 84/W/CS/99 Effects of Breaks on Take-all - S. Barley, S. Wheat | 124 |
| 84/R/CS/133 Control of Pathogens - Maize | 127 |
| 84/R/CS/140 Chemical Reference Plots - S. Barley | 129 |
| 84/R/CS/212 Seasonal Effects of Take-all - W. Wheat, S. Beans | 133 |
| 84/R/CS/216 and 84/W/CS/216 Effects of Subsoiling and Deep P K - S. Barley | 135 |
| 84/W/CS/245 Minimum Cultivation and Deep P K - W. Wheat, W. Barley | 138 |
| 84/R/CS/246 Effects of Subsoiling and Deep P K - S. Barley | 149 |
| 84/R/CS/247 Organic Matter and Earthworm Inoculation - S. Barley | 152 |
| 84/W/CS/273 Intensive Potatoes - Potatoes, S. Barley | 154 |
| 84/R/CS/279 Nematicides and Stem Nematode - Lucerne | 161 |
| 84/W/CS/284 Varieties and Pcn Tolerance - Potatoes | 170 |
| 84/W/CS/293 Nitrification Inhibitors - W. Wheat | 174 |
| 84/R/CS/298 Nematicide Sprays and Stem Nematode - Lucerne | 178 |
| 84/R/CS/299 Crops and Rhizoctonia - W. Wheat, W. Barley | 183 |
| 84/W/CS/304 Nitrification Inhibitors - Ley | 186 |
| 84/S/CS/1 Factors Affecting Yield - W. Wheat | 191 |
| Annuals - Winter Wheat | 196 |
| 84/R/WW/1 and 84/W/WW/1 Varieties - W. Wheat | 196 |
| 84/R/WW/3 Factors Limiting Yield - W. Wheat | 201 |
| 84/W/WW/3 Soil Compaction and Yield - W. Wheat | 219 |
| 84/R/WW/4 Weedkiller Rates - W. Wheat | 228 |
| 84/R/WW/5 Control of Slugs - W. Wheat | 230 |
| 84/R/WW/6 Seed Dressings and Take-all - W. Wheat | 232 |
| 84/R/WW/7 Aphid Control by Erynia - W. Wheat | 234 |
| 84/R/WW/12 Persistence of Aphicides - W. Wheat | 236 |
| 84/R/WW/13 Electrostatic Application of Post-emergence Weedkiller - W. Wheat | 238 |
| 84/R/WW/15 Chloride and Take-all - W. Wheat | 240 |
| Barley | 242 |
| 84/R/B/1 Factors Limiting Yield - W. Barley | 242 |
| 84/W/B/1 Mildew Study - W. Barley, S. Barley | 254 |
| 84/R/B/2 Electrostatic Spraying and Foliar Diseases - W. Barley | 260 |
| 84/W/B/2 Sowing Dates and Insects - S. Barley | 262 |
| 84/R/B/7 and 84/W/B/7 Varieties and N - S. Barley | 264 |
| 84/R/B/8 Mildew Sensitivity - S. Barley | 267 |
| 84/R/B/10 Plot Sizes and Mildew Spread - S. Barley | 269 |
| 84/R/B/11 Interference Between Plots - S. Barley | 271 |
| 84/R/B/12 Sowing Dates and Insects - S. Barley | 273 |
| 84/R/B/13 Timing of Electrostatic Sprays - S. Barley | 275 |
| 84/R/B/14 Mildew Control by Electrostatic Sprayers - S. Barley | 278 |
| Field Beans | 280 |
| 84/R/BE/1 Effects of Pests and Pathogens - W. Beans | 280 |
| 84/R/BE/2 Sowing Methods, Dates and Seed Rates - W. Beans | 282 |
| 84/R/BE/3 Control of Sitona - W. Beans | 285 |
| 84/R/BE/7 Varieties - W. Beans | 287 |
| 84/R/BE/8 Sowing Methods and Nematode Control - W. Beans | 289 |
| 84/R/BE/9 Effects of Pests and Pathogens - S. Beans | 291 |
| 84/R/BE/10 Control of Pratylenchus - S. Beans | 293 |
| 84/R/BE/11 Erynia and Aphid Control - S. Beans | 295 |
| 84/R/BE/12 Control of Stem Nematode - S. Beans | 297 |
| 84/R/BE/14 Varieties - S. Beans | 299 |
| 84/R/BE/15 Seed Rates and Plant Health - S. Beans | 301 |
| 84/R/BE/16 Control of Rust - S. Beans | 303 |
| 84/R/BE/18 Fungicides for Rust Control - S. Beans | 307 |
| 84/R/PE/1 Control of Pests and Diseases - Peas | 309 |
| 84/R/FE/1 N, Rhizobium and Pest Control - Fenugreek | 311 |
| Winter Oilseed Rape | 313 |
| 84/R/RA/2 Urea and Inhibitors - W. Oilseed Rape | 313 |
| 84/R/RA/6 Spring Nitrogen Inhibitors - W. Oilseed Rape | 316 |
| 84/R/RA/7 Methods of Applying Growth Regulator - W. Oilseed Rape | 318 |
| 84/R/RA/8 Mustard Oil - W. Oilseed Rape | 320 |
| 84/R/MA/1 Varieties, Sowing Dates and Polythene Covers - Maize | 322 |
| Potatoes | 326 |
| 84/R/P/1 Varieties and Stem Canker - Potatoes | 326 |
| 84/R/P/2 Methods of Applying Fungicides to Seed - Potatoes | 333 |
| 84/R/P/3 Seed Health - Potatoes | 336 |
| 84/W/M/1 Nitrogen, Sulphur and Storage Proteins - S. Wheat, S Barley - Mixed Crops | 340 |
| 84/E/1 Meteorological Records 1984 - Rothamsted | 344 |
| 84/E/1 Meteorological Records 1984 - Woburn and Saxmundham | 345 |
| Conversion Factors | 346 |
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