| Conventions | 7 |
| 73/R/BK/1 - Broadbalk - Potatoes, Beans, Wheat | 9 |
| Classical Experiments | 9 |
| 73/R/HB/2 - Hoosfield - Potatoes, Beans, Barley | 15 |
| 73/R/WF/3 - Wheat and Fallow - Wheat | 23 |
| 73/R/EX/4 - Exhaustion Land - Barley | 25 |
| 73/R/PG/5 - Park Grass - Old Grass | 27 |
| 73/R/AG/6 - Agdell - Barley, Sugar Beet | 31 |
| 73/R/BN/7 - Barnfield - Beans, Potatoes, Sugar Beet | 42 |
| 73/R/GC/8 - Garden Clover - Clover | 51 |
| 73/S/RN/1 - Rotation I - Grass, Lucerne | 53 |
| 73/S/RN/2 - Rotation II - Potatoes, Barley, Sugar Beet | 58 |
| Rotations | 66 |
| 73/R/RN/1&2 - Ley/ARABLE - Old Grass, Leys, Potatoes, Wheat | 66 |
| 73/W/RN/3 - Ley/ARABLE - Leys, Barley, Potatoes, Wheat | 84 |
| 73/W/RN/4 - Market Garden - Barley | 95 |
| 73/R/RN/5 - Arable Reference Plots - Old Grass, Barley, Ley, Potatoes, Wl, Eat, Kale | 96 |
| 73/W/RN/6 - Arable Reference Plots - Oats, Sugar Beet, Barley, Ley, Potatoes, Old Grass | 101 |
| 73/R/RN/7 - Residual Phosphate - Potatoes, Barley, Swedes | 105 |
| 73/R/RN/8 - Cultivation/WEEDKILLER - Wheat | 110 |
| 73/R/RN/9 - Cereal Disease Reference Plots - Beans, Oats, Wheat | 113 |
| 73/R/RN/11 - Irrigation - Potatoes | 115 |
| 73/W/RN/12 - Organic Manuring - Potatoes, Wheat | 121 |
| 73/W/RN/13 - Intensive Cereals - Ley, Potatoes, Wheat, Barley | 128 |
| 73/W/RN/14 - Long Term Phosphate - Ley | 135 |
| 73/W/RN/15 - Rotation and Fumigation - Potatoes, Barley, Sugar Beet | 136 |
| 73/R/CS/1 - Levels of N & K - Fallow | 142 |
| Crop Sequences | 142 |
| 73/R/CS/2 - Grazed Reference Plots - Old Grass | 143 |
| 73/R/CS/6 - Wheat After Intensive Barley - Wheat, Beans | 144 |
| 73/R/W/CS/10 - Long Term Liming - Barley | 146 |
| 73/W/CS/11 - Soil Strccture - Potatoes | 153 |
| 73/R/CS/13 - N Levels to Old Grass - Old Grass | 155 |
| 73/R/CS/14 - NPK to Old Grass - Old Grass | 159 |
| 73/W/CS/16 - Irrigation and Eelworms - Potatoes | 177 |
| 73/W/CS/34 - Nematicides in Crop Sequence - Potatoes, Sugar Beet, Barley | 188 |
| 73/R/CS/24 - Pk & Take-all - Barley | 192 |
| 73/W/CS/35 - Nematicides Dosage - Potatoes, Sugar Beet | 195 |
| 73/R/CS/41 - Cultivations & Soil Invertebrates - Old Grass, New Grass | 203 |
| 73/R/CS/42 - Effects of Invertebrates on Yield - Old Grass | 206 |
| 73/W/CS/49 - Resistance to Cyst Nematode - Winter Oats | 209 |
| 73/W/CS/52 - Copper Sprays & 'scorch' - Spring Wheat | 213 |
| 73/W/CS/55 - Fumigation & N - Beans | 217 |
| 73/W/CS/66 - Dazomet & Nitrogen - Maize | 219 |
| 73/W/CS/74 - Break Crops a Wheat - Barley | 221 |
| 73/W/CS/78 - Nematodes & Verticillium - Potatoes | 224 |
| 73/R/CS/82 - Chemical Control of Soil-borne Pathogens - Beans | 227 |
| 73/R/CS/86 - Weedkiller & Aqueous N - Old Grass | 229 |
| 73/R&W/CS/88 - Fertiliser & Fym - Wheat | 235 |
| 73/W/CS/89 - Dazomet & Organic Matter - Potatoes | 241 |
| 73/R/CS/90 - Cultivations for Cereals - Wheat | 243 |
| 73/R&W/CS/93 - Rates of NPK Fertiliser - Wheat | 245 |
| 73/R/CS/95 - Control of Pests , Diseases - Beans | 249 |
| 73/W/CS/99 - Effects of Breaks on Take-all - Barley, Beans | 251 |
| 73/R/CS/102 - Nematicides & Ditylenchus - Onions | 253 |
| 73/W/CS/103 - Simazine Rates & Soil Types - Wheat | 256 |
| 73/R/CS/106 - Chemical Control of Pathogens - Ryegrass | 261 |
| 73/R/CS/107 - Varieties & Pathogens - Ryegrass | 266 |
| 73/R/CS/109 - Benomyl & Sclerotinia - Clover | 269 |
| 73/R&W/CS/110 - Fertiliser I Fym - Potatoes | 271 |
| 73/R/CS/113 - Effects of Collembola on Seedlings - Sugar Beet | 277 |
| 73/RCS/116 - Effects of Stem Eelworm - Beans | 279 |
| 73/R/CS/123 - Effects of Viruses - Ryegrass, Red Clover | 281 |
| 73/R/CS/125 - Varieties B Aldicarb - Oats | 286 |
| 73/R/CS/127 - Ridging, Aldicarb & Ditylenchus - Onions | 290 |
| 73/S/CS/1 - Row Spacing and Seed Rates Winter Wheat - | 292 |
| Annuals | 295 |
| Winter Wheat | 295 |
| 73/R&W/WW/1 - Varieties, H & Ccc - Winter Wheat | 295 |
| 73/R&bb/WW/2 - Growth Yield on Contrasted Sites - Winter Wheat | 300 |
| 73/R/WW/3 - Weedkiller, Aqueous N and Fungicide - Winter Wheat | 304 |
| 73/R/WW/4 - Septoria - Winter Wheat | 308 |
| 73/R/WW/8 - Pesticides & Pest Predators - Winter Wheat | 310 |
| Spring Wheat | 311 |
| 73/R/WS/1 - N Levels & Physiology - Spring Wheat | 311 |
| Winter Barley | 314 |
| 73/R/BW/1 - Times of Applying Fungicides - Winter Barley | 314 |
| Spring Barley | 316 |
| 73/R&bb/BS/1 - Growth & Yield on Contrasted Sites - Spring Barley | 316 |
| 73/R&bb/BS/2 - Varieties & N - Spring Barley | 320 |
| 73/R/BS/3 - Systemic Fungicide Study - Spring Barley | 324 |
| 73/R/BS/5 - Distance & Mildew Spread - Spring Barley | 326 |
| 73/R/BS/6 - Times of Applying Fungicides - Spring Barley | 329 |
| 73/R/BS/7 - Control of Cereal Aphids & Bydv - Spring Barley | 331 |
| 73/R/BS/8 - Effects of N Plot Length on Combine Performance - Spring Barley | 334 |
| 73/S/BS/1 - Varieties, N & Fungicide - Spring Barley | 338 |
| Winter Oats | 343 |
| 73/R/OW/1 - Sowing Dates, Aphids Bydv - Winter Oats | 343 |
| Beans | 346 |
| 73/R/BE/1 - Virus Control (Winter Beans) - Beans | 346 |
| 73/R/EE/3 - Virus Control (Spring Beans) - Beans | 348 |
| 73/R/BE/4 - Varieties & Viruses - Beans | 350 |
| 73/R/BE/5 - Control of Pests & Diseases - Beans | 352 |
| 73/R/BE/6 - Aldicarb & Crop Health - Beans | 354 |
| 73/R/BE/7 - Effects of Aphids - Beans | 357 |
| 73/R/BE/9 - Insecticides & Beneficial Insects - Beans | 359 |
| 73/R/BE/10 - Effects of Heat Treatments - Beans | 361 |
| 73/R/BE/11 - Irrigation, N F!: Carbohydrate - Beans | 363 |
| 73/R/BE/12 - Control of Weevils - Beans | 366 |
| Potatoes | 368 |
| 73/R&W/P/1 - Stocks & Seed Treatment - Potatoes | 368 |
| 73/R/P/2 - Blight Aphid Reference Plots - Potatoes | 374 |
| 73/W/P/2 - Control of Verticillium - Potatoes | 378 |
| 73/R/P/3 - Seed Sources - Potatoes | 381 |
| 73/R/P/4 - Spacing & Fertiliser - Potatoes | 387 |
| 73/W/P/3 & R/P/22 384 - Varieties - Potatoes | 387 |
| 73/W/P/4 - Soil Fungicides & Scab Control - Potatoes | 392 |
| 73/R/P/8 - Aphids & Top-roll - Potatoes | 394 |
| 73/R/SB/1 - Synthetic Pyrethroids - Sugar Beet | 396 |
| Sugar Beet | 396 |
| Mixed Crops | 398 |
| 73/R/M/4 - Maize & Sweet Corm. Control of Frit Fly - Mixed Crops | 398 |
| Miscellaneous Data | 403 |
| 73/E/1 - Meteorological Records, Rothamsted, Woburn & Saxmundham - Miscellaneous Data | 403 |
| Conversion Factors | 406 |
e-RAdoc:
Digited Documents from the Rothamsted Long-term Experiments
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