eRA e-RAdoc: Digited Documents from the Rothamsted Long-term Experiments

Yields of the Field Experiments 1972...

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Yields of the Field Experiments 19721
Contents 1972 Classicals, Rotations, Crop Sequences3
Conventions 19727
72/R/BK/1 Broadbalk - W. Wheat, Potatoes, Spring Beans9
72/R/HB/2 Hoosfield - Potatoes, Spring Beans, Barley14
72/R/WF/3 Wheat and Fallow - Wheat20
72/R/EX/4 Exhaustion Land - Barley21
72/R/PG/5 Park Grass - Permanent Grass22
72/R/AG/6 Agdell - Potatoes, Sugar Beet, Oats24
72/R/BN/7 Barnfield - Beans, S. Wheat, Barley34
72/R/GC/8 Garden Clover - Red Clover40
72/S/RN/1 Rotation I - Grass, Lucerne41
72/R/SN/2 Rotation II - Potatoes, Barley, Sugar Beet45
72/R/RN/1 and 72/R/RN/2 Ley Arable - Old Grass, Leys, Sugar Beet, Wheat, Barley52
72/W/RN/3 Ley/ARABLE - Leys, Potatoes, Barley, Wheat66
72/W/RN/4 Market Garden - Potatoes, Sugar Beet74
72/W/RN/5 Arable Reference Plots - Barley, Ley, Potatoes, W. Wheat, Kale79
72/W/RN/6 Arable Reference Plots - Oats, Sugar Beet, Barley, Ley, Potatoes, Old Grass83
72/R/RN/7 Residual Phosphate - Potatoes, Barley, Swedes87
72/R/RN/8 Cultivation/WEEDKILLER - Beans, Wheat, Potatoes, Barley92
72/R/RN/9 Cereal Disease Reference Plots - W. Wheat, S. Wheat, Oats, Beans99
72/R/RN/11 Irrigation - W. Wheat, Kale101
72/W/RN/12 Organic Manuring - Leys, Rye, Potatoes107
72/W/RN/13 Intensive Cereals - Ley, Potatoes, W. Wheat, Barley114
72/W/RN/14 Long Term Phosphate - Potatoes, Sugar Beet119
72/W/RN/15 Rotation and Fumigation - Potatoes, Barley, Sugar Beet125
72/R/CS/1 Levels of N and K - W. Wheat131
72/R/CS/2 Grazed Reference Plots - Old Grass133
72/R/CS/6 Wheat After Intensive Barley - W. Wheat135
72/R/CS/10 and 72/W/CS/10 Long Term Liming - Barley137
72/W/CS/11 Soil Structure - Barley142
72/R/CS/13 N Levels to Old Grass - Old Grass143
72/R/CS/14 NPK to Old Grass - Old Grass147
72/W/CS/16 Irrigation and Eelworms - Potatoes164
72/W/CS/20 Placement of Fumigant - Potatoes170
72/R/CS/24 Pk and Take-all - Barley172
72/W/CS/33 Rates of Nematicides Dosage - Potatoes176
72/W/CS/34 Nematicides in Crop Sequence - Sugar Beet179
72/W/CS/35 Nematicides Dosage - Potatoes184
72/R/CS/41 Cultivations and Soil Invertebrates - New Grass187
72/R/CS/42 Effect of Invertebrates on Yield - Old Grass189
72/R/CS/44 Break Crops and Wheat - Barley192
72/R/CS/49 and 72/W/CS/49 Fumigant and N - W. Wheat, S. Wheat194
72/W/CS/52 Fumigants, Temik and N - S. Wheat198
72/W/CS/55 Fumigation and N - S. Beans202
72/W/CS/56 Nematodes and Verticillium - W. Wheat204
72/R/CS/58 Crop Sequence and Take-all - S. Wheat206
72/R/CS/59 Break Crops and Wheat - Barley208
72/R/CS/61 Fungicides - Old Grass211
72/W/CS/63 Nematodes and Verticillium - W. Wheat216
72/W/CS/64 Fumigants and Ditylenchus - Onions218
72/W/CS/66 Dazomet and Nitrogen - Maize219
72/R/CS/74 Break Crops and Wheat - W. Wheat220
72/R/CS/76 and 72/W/CS/76 Rates of NPK Fertilisers - W. Wheat222
72/W/CS/77 Much Fertiliser and Fym - W. Wheat226
72/W/CS/78 Nematodes and Verticillium - Potatoes229
72/W/CS/79 Chemicals and Scab - Potatoes231
72/R/CS/82 Chemical Control of Soil-borne Pathogens - S. Beans233
72/R/CS/86 Weedkiller and Aqueous N - Old Grass235
72/R/CS/88 and 72/W/CS/88 Fertiliser and Fym - Potatoes239
72/W/CS/89 Dazomet and Organic Matter - Potatoes245
72/R/CS/90 Cultivations for Cereals - W. Wheat248
72/R/CS/93 and 72/W/CS/93 Rates of NPK Fertilisers - Potatoes250
72/R/CS/95 Control of Pests and Diseases - S. Beans254
72/W/CS/99 Effect of Breaks on Take-all - Barley256
72/W/CS/101 Grass, Effects of Nematodes - Old Grass258
72/R/CS/102 Nematicides and Ditylenchus - Onions260
72/W/CS/103 Simazine Rates and Soil Types - S. Beans262
72/S/CS/1 Row Spacing and Seed Rates After Intensive Wheat - W. Wheat267
72/R/WW/1 and 72/W/WW/1 Winter Wheat Varieties and N 270
72/R/WW/2 Winter Wheat Weedkiller and Aqueous N274
72/R/WW/3 Winter Wheat Weedkiller, Aqueous N and Fungicide 277
72/R/WW/4 Winter Wheat Ewsm Spread by Infected Vectors 280
72/R/WW/6 and 72/BB/WW/6 Winter Wheat Growth and Yield on Contrasted Sites 282
72/R/WW/7 Winter Wheat Methods of Applying Fungicides286
72/R/WW/8 Winter Wheat Varieties, Sowing Dates and Bulb Fly 288
72/R/WW/12 Winter Wheat Effects of Blue Green Algae290
72/R/WS/2 Spring Wheat Effects of Gaps293
72/R/WS/3 Spring Wheat N Levels and Physiology 295
72/R/WS/4 Spring Wheat Dwarf Varieties, N and Ccc297
72/R/B/1 and 72/R/BB/B/1 Barley Growth and Yield on Contrasted Sites 299
72/R/B/2 and 72/W/B/2 Barley Varieties and N 303
72/R/B/3 Barley Weedkiller and Aqueous N 306
72/R/B/4 Barley Times of Applying Fungicides 309
72/R/B/5 Barley Control of Cereal Aphids and Bydv 311
72/R/B/6 Barley Early and Late Mildew313
72/R/B/9 Barley Fungicides 315
72/R/B/10 Barley Methods of Applying Phenylphosphonic Acid 317
72/S/B/1 Barley Varieties, Ppa, Rates and Times of N 320
72/R/BE/1 Spring Beans Effects of Mass Selection 323
72/R/BE/2 Spring Beans Varieties and Viruses 325
72/R/BE/3 Spring Beans Control of Pests and Diseases 327
72/R/BE/4 Spring Beans Effects of Aphids 329
72/R/BE/6 Spring Beans Effects of Heat Treatment 331
72/R/BE/8 Spring Beans N, Carbohydrate and Irrigation 334
72/R/BE/9 Spring Beans Roguing and Viruses 336
72/R/P/1 Potatoes Spacing, Seed Size and Fertiliser 338
72/W/P/1 Potatoes Formalin and Potato Cyst Nematode 342
72/R/P/2 and 72/W/P/2 Potatoes Seed Stocks, Disease and Fungicides344
72/R/P/3 Potatoes Blight and Aphid Reference Plots350
72/W/P/3 Potatoes Sprays and Scab Control353
72/R/P/5 Potatoes Seed Sources355
72/R/SB/1 Sugar Beet Effects of Collembola on Seedlings358
72/R/M/5 Maize and Sweet Corn Control of Fruit Fly360
72/E/1 Mete0rological Records - Rothamsted, Woburn and Saxmundham368
Convertion Factors371

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