1. Soil variability - a review
  2. Report of the Bee Department 1970 pt 1
  3. Long-term Liming Experiments at Rothamsted and Woburn
  4. Relationships Between the Composition of Soils and Physical Measurements Made on Them
  5. The Chemical Composition of Water from Land Drains at Saxmundham and Woburn, and the Influence of Rainfall Upon Nutrient Losses
  6. Results of the rotation I Experiment at Saxmundham Experimental Station 1964-69
  7. Chemistry Department Rothamsted 1970
  8. Discharge of conidia of Entomophthora thaxteriana Petch from the pea aphid Acyrthosiphon pisum Harris
  9. Effects of light intensity, photoperiod and nitrogen on the growth of seedlings of Agropyron repens (L.) Beauv. and Agrostis gigantea Roth
  10. Germination of seeds and emergence of seedlings of Agropyron repens (L.) Beauv.
  11. Stochastic model fitting by evolutionary operation
  12. The National Survey of health and development: 2. Rate of school progress between 8 and 15 years and between 15 and 18 years
  13. The national survey of health and development: 1. Educational attainment
  14. Water movement in dry soils II An analysis of hysteresis
  15. A total-consumption Laminar-flow nebulizer and burner system for flame spectroscopy
  16. Manuring potatoes
  17. The isolation of soil clostridia
  18. Bee poisoning in 1970
  19. Effect of processing on measurements of Heterodera rostochiensis larvae
  20. The fertility status of soil potassium related to K: Ca exchange isotherms from 'Double-label' experiments
  21. Radioisotopes to estimate the dispersal of insecticides in the environment and irradiation techniques for the study of insect populations
  22. Iterative procedures for missing values in experiments
  23. Aluminium distribution in soils in relation to surface area and cation exchange capacity
  24. Persistence of organochlorine insecticides on different substrates under different environmental conditions. I. The rates of loss of dieldrin and aldrin by volatilisation from glass surfaces
  25. Control of common scab of potato
  26. Tests of aryltin compounds as potato blight fungicides
  27. The effect of nitrogen on the growth and sugar content of sugar-beet
  28. The influence of phosphate and other nutrients on the development of vesicular-arbuscular mycorrhiza in culture
  29. The analysis of experiments on hydrodynamic dispersion
  30. Gravity segregation during miscible displacement experiments
  31. Hydrodynamic dispersion in aggregated media: 2. Effects of velocity and aggregate size
  32. Potassium requirements of herbage in relation to nitrogen
  33. Effects of potassium and sodium on the contents of soluble carbohydrates and nitrogenous compounds in grass
  34. Diagnosis of resistance to organophosphorus insecticides in Myzus persicae (Sulz.)
  35. Advanced sugar–beet seed
  36. A critique of the methods and results of the British national surveys of disease in farm animals. I. Discussion of the surveys
  37. A critique of the methods and results of the British national surveys of disease in farm animals. II. Some general remarks on population surveys of farm animal disease
  38. A new method for calibrating infrared gas analysers
  39. Observations on blight (Phytophthora infestans) and resistant potatoes at Toluca, Mexico
  40. Seasonal changes in the population structure of wasp colonies (Hymenoptera: Vespidae)
  41. Effect of aluminium on growth of tea (Camellia sinensis) and its uptake of potassium and phosphorus
  42. Electron microscopy of cells infected with narcissus mosaic virus
  43. The use of computers for statistical analysis: A review of aims and achievements
  44. Weather 1970 Rothamsted Experimental Station Harpenden
  45. The control of common scab by the use of irrigation
  46. Extraction of nematodes from sterile culture
  47. The swarming behaviour of honeybee colonies kept in small hives and allowed to outgrow them
  48. The relative concentration of infective intact virus and RNA of four strains of tobacco mosaic virus as influenced by temperature
  49. In vivo phenotypic mixing between two strains of tobacco mosaic virus
  50. Phenotypic mixing between strains of tobacco mosaic virus
  51. An unusual inclusion in plants infected with a tobacco mosaic virus mutant
  52. A Comparison of Some Distance Measures Applicable to Multinomial Data, Using a Rotational Fit Technique
  53. The spectrophotometric determination of the purity of commercial dithizone and the purification of small amounts of the reagent by chromatography
  54. The movement of Dieldrin in young cotton plants
  55. The shrinkage of clay soils during impregnation by polyethylene glycols
  56. Sugar beet seedling emergence prediction from radiographs
  57. Abundance of Aphids and some Insects,that prey on them in Suffolk, as shown catches on Sticky Traps
  58. Observations on changes in the female reproductive system of the wheat bulb fly Leptohylemyia coarctata (Fall.)
  59. Retention and distribution of dry powder and liquid formulations of insecticides and fungicides on commercially dressed cereal seed
  60. Limitations of seed-treatments for pest control
  61. Purification of tobacco ribonuclease by affinity chromatography
  62. Irrigation as a Practical Means to Control Potato Common Scab (Streptomyces scabies)
  63. Plant growth responses to vesicular‐arbuscular mycorrhiza I Growth of Endogon-inoculated plants in phosphate-deficient soils
  64. Plant growth responses to vesicular‐arbuscular mycorrhiza II In unsterilized field soils
  65. The Leeuwenhoek Lecture 1970 Airborne microbes: their significance and distribution
  66. The morphology of the terminal area of the round-cyst nematodes, SG Heterodera rostochiensis and allied species
  67. A simple method of preparing nematodes for scanning electron microscopy
  68. The role of the helper virus in aphid transmission of potato aucuba mosaic virus and potato virus C
  69. New evidence on the mechanism of aphid transmission of potato C and potato aucuba mosaic viruses
  70. Changes induced by magnesium ions in the morphology of some plant viruses with filamentous particles
  71. Persistence to rainwashing of DDT wettable powders
  72. Tylenchus emarginatus and Tylenchorhynchus dubius associated with Sitka Spruce (Picea sitchensis) Seedlings
  73. A neotype for Eucephalobus striatus (Bastian, 1865) Thorne, 1937 (Nematoda) and redescription of the species from topotypes and their progeny
  74. Stem Eelworm (Ditylenchus dipsaci), a Seed and Soil‐borne Pathogen of Field Beans (Vicia faba)
  75. Aphelenchoides Rutgersi N. Sp. (Nematoda: Aphelenchoidea), Description and Morphometrics, With Observations On a. Dactylocercus Hooper, 1958 and a. Cibolensis Riffle, 1970
  76. Root rot and wilt of field beans (Vicia faba)
  77. Internal data structures
  78. Relationships between soil and plant nutrient status in commercial tomato houses
  79. Nature and value of residual fertilizer nitrogen in soils
  80. The late Weichselian sequence in the Vale of York
  81. Stimuli Eliciting Mating Behaviour of Bumblebee (Bomb Us Pratoruml.) Males
  82. The effect of giving pollen and pollen supplement to honeybee colonies on the amount of pollen collected
  83. Interference between rows and between plants within rows of a wheat crop, and its effects on growth and yield of differently-spaced rows
  84. Isobutylidene diurea and other nitrogen fertilizers for seedlings and transplants ofPicea sitchensis in two English forest nurseries
  85. Carbohydrates in hay on self‐heating to ignition
  86. The measurement of arthropod numbers and activity by sampling with sweep-nets and traps
  87. The extraction from soil of small arthropods by the dry-funnel method
  88. The place of sample survey in crop loss estimation
  89. Genetical changes in Rhizobium bacteria and in their bacteriophages during coexistence
  90. Effects of amino acids on the reproduction of Heterodera rostochiensis
  91. Grain yield and incidence of take‐all (Ophiobolus graminis Sacc.) in wheat grown in different crop sequences
  92. Oxidative metabolism of pyrethrins in mammals
  93. Effects of soil fumigation on soil nitrogen and on disease incidence in winter wheat
  94. Interactions between Heterodera rostochiensis Woll. and Verticillium dahliae Kelb. on potatoes and the effect of CCC on both
  95. Defective Strains and Phenotypic Mixing
  96. Population changes and development of Meloidogyne naasi in the field
  97. Epidemiology and control of weevil-transmitted viruses in field beans
  98. Potassium for grassland : present use and future possibilities
  99. Value and valuation of fertilizer residues
  100. Fertiliser practice in England and Wales: a new series of surveys
  101. Factors defining spontaneous heating and ignition of hay
  102. Loess in the soils of north Norfolk
  103. Geochemistry, micropalaeontology and origin of the middle Lias ironstones in northeast Yorkshire (Great Britain)
  104. Postglacial soil formation in the loess of Pegwell bay, Kent (England)
  105. Oxidative metabolism of pyrethrins in mammals
  106. Disk electrophoresis of proteins of Heterodera species and pathotypes of Heterodera rostochiensis
  107. A comparison of soils on coal measures in SW Ireland and SE Wales
  108. Oxidative dimerisations of natural rethrolones and related compounds with manganese dioxide
  109. Effects of nitrogen fertilizer, plant population and irrigation on sugar beet: I. Yields
  110. Fertilizer requirements of sugar beet on peaty mineral and organic mineral soils
  111. The effects of soil fumigation and nitrogen fertilizers on nematodes and sugar beet in sandy soils
  112. Predicting the amount of nitrogen fertiliser needed for sugar‐beet by soil analysis
  113. Some effects of partial sterilization on mineral nitrogen in a light soil
  114. Prediction of the fertiliser needs of sugar‐beet grown on fen peat soils
  115. Effects of nitrogen fertilizer, plant population and irrigation on sugar beet: III. Water consumption
  116. An analysis of the effects of nutrient supply on the growth of potato crops
  117. Uptake of magnesium and other fertilizer elements by sugar beet grown on sandy soils
  118. Changes in sugar beet husbandry and some effects on pests and their damage
  119. Changes in organo‐chlorine usage on sugar beet, and progress in the replacement of dieldrin seed treatment
  120. Entomophthora infecting the cereal aphids Metapolophium dirhodum and Sitobion avenae
  121. Scanning electron microscopy of plant roots
  122. Organo‐mercury fungicide treatment of sugar‐beet seed
  123. Amino acid composition and In Vitro digestibility of some protein fractions from three species of leaves of various ages
  124. The site of action of pyrethrin I in the nervous system of the cockroach Periplaneta Americana
  125. The spread of topically‐applied pyrethrin I from the cuticle to the central nervous system of the cockroach Periplaneta americana
  126. Field-trials of anti-capsid insecticides on farmers' cocoa on Ghana, 1956-60. 2, Effects of different insecticides compared by counting capsid-counting compared with counting the percentage of newly damaged treses
  127. The petrography and origin of deposits filling solution pipes in the Chalk near South Mimms, Hertfordshire
  128. The soils of the Malham Tarn area
  129. Behaviour of Ophiobolus graminis on slides buried in soil in the presence or absence of wheat seedlings
  130. Uranium content of peaty soils rich in molybdenum and selenium from Co. Limerick, Eire
  131. The structure, composition and origin of the subcrystalline layer in some species of the genus Heterodera
  132. Pepper veinal mottle virus‐a new member of the potato virus Y group from peppers (Capsicum annuum L. and C. frutescens L.) in Ghana
  133. Viruses infecting cacao
  134. The relationship between soil phosphorus and response by sugar beet to phosphate fertilizer on mineral soils
  135. Residual phosphate experiments on experimental husbandry farms
  136. Migration records 1966 and 1967
  137. Resistance to organophosphorus insecticides in the SKA strain of houseflies (Musca domestica)
  138. Metabolism of 3‐chloro‐4‐methoxyaniline and some N‐acyl derivatives in soil
  139. O-2-acetyl-6-methyl-pyrimidin-4-yl o, o-diethyl phosphorothioate - a new degradation product diazinon
  140. The control of insect-transmitted viruses of cereals
  141. The mobilization of trace elements by aerobically decomposing plant material under simulated soil conditions
  142. Some obstacles to innovation
  143. Selection for increased nitrogen fixation in red clover
  144. Perspectives in biological nitrogen fixation
  145. Experiments on nitrogen fixation by nodulated lucerne
  146. Lunar cycles in the distribution and abundance of airborne insects in the equatorial highlands of East Africa
  147. Effects of plant density and nitrogen fertilizer on growth and yield of short varieties of wheat derived from Norin 10
  148. Fertilisers amd society - Seventh Francis new memorial lecture
  149. Thermoactinomyces sacchari sp.nov., a Thermophilic Actinomycete Causing Bagassosis
  150. The microbiology of moist barley storage in unsealed silos
  151. Endospore formation and germination in a new Thermoactinomyces species
  152. Fixation and electron microscopy of the Rothamsted culture of henbane mosaic virus
  153. European wheat striate mosaic disease in 1970
  154. Possible wind transport of coffee leaf rust across the Atlantic Ocean
  155. Bromine in wheat grown on soil fumigated with methyl bromide
  156. Quantity‐intensity relationships for labile sodium in field soils
  157. Effects of magnesium on cereals, potatoes and leys grown on the 'continuous cereals' site at Woburn
  158. Controlling soil pH with different N-fertilizers in experiments with ryegrass in pots
  159. The chloride balance in a fertiliser experiment on sandy soil
  160. The Behaviour of Plants in Various Gas Mixtures
  161. Comparison of Natural and Artificial Sources of Light
  162. Statistical methods of comparing different multivariate analyses of the same data
  163. Internal data structures
  164. A General Coefficient of Similarity and Some of Its Properties
  165. Inhibition of nitrification in soil by carbon disulphide from rubber bungs
  166. An Investigation on the Direct Effect of Dimethoate and Demeton-S-Methyl on the Yield and Quality of Field Beans
  167. Evaluation of phosphate fertilizers. III. Immediate and residual values of potassium metaphosphate and magnesium ammonium phosphate for potatoes, radishes, barley and ryegrass
  168. Residual value of phosphate fertilizers on neutral and calcareous soils
  169. Pathotypes in perspective
  170. The structure of the females of the round‐cyst nematodes
  171. Electrophoresis and morphometrics of the round-cyst nematodes
  172. The round-cyst species of Heterodera as a group
  173. Electrophoresis of protein from the different populations of the postato cyst nematode
  174. The distribution of eggs, larvae and plants within crops attacked by wheat bulb fly Leptohylemyia coarctata (Fall.)
  175. Potassium residues in soils from experiments at Rothamsted and Woburn
  176. Seed production of Agropyron epens (L.) Beauv in arable crops in England and Wales in 1969
  177. A preliminary study of the agronomic factors affecting the yield of extractable leaf protein
  178. Production and use of leaf protein
  179. Nematicides and the soil fauna
  180. The symptoms of attack by swede midge (Contarinia nasturtii) and effects on the yield of swedes
  181. Control of wireworms with organophosphorus and carbamate insecticides
  182. Wilks's criterion: A measure for comparing the value of general purpose soil classifications
  183. Honey-bee viruses
  184. Honey bee paralysis : retrospect and prospect : A lecture given to the Central Association of Bee-keepers on the 10th February 1971
  185. Potassium in soils under different cropping systems:1. Behaviour of K remaining in soils from classical and rotation experiments at Rothamsted and Woburn and evaluation of methods of measuring soil potassium
  186. Input/Output in statistical programming
  187. Statistical computing and computer languages
  188. Algorithm AS 43: Variable Format in Fortran
  189. The mating behaviour of the honeybee (Apis mellifera L.)
  190. Insecticidal activity of the pyrethrins and related compounds IV.—Essential features for insecticidal activity in chrysanthemates and related cyclopropane esters
  191. The pyrethrins and related compounds. Part XI. Synthesis of insecticidal esters of 4-hydroxycyclopent-2-enones (nor-rethrins)
  192. The pyrethrins and related compounds. Part XII. 5-Substituted 3-furoates and 3-thenoates, intermediates for synthesis of insecticidal esters
  193. The pyrethrins and related compounds. XIII. Insecticidal methyl‐, alkenyl and benzyl‐substituted furfuryl and furylmethyl chrysanthemates
  194. Statistics in Biology .2. - Bliss, C. I.
  195. Seeds of change - green revolution and development in 1970s - brown,lr
  196. Biosphere
  197. Basis of automatic classification - french - lerman,ic
  198. The algebraic basis of classical multivariate methods
  199. Some factors affecting the activities of dinitrophenol fungicides. II.—Use of g.l.c. partition data in studies of chemical structure/fungicidal activity against powdery mildew
  200. Fungicidal activity and chemical constitution. XVIII. The activity of 4-(1-cyclo-, 1-iso- and 1-n-propylalkyl)-2, 6-dinitrophenols against powdery mildews
  201. Studies on decomposition of c14 labelled organic matter in soil
  202. A comparison of liveweight gains of beef cattle with values predicted from energy intakes measured as starch equivalent or metabolisable energy
  203. The transport of potassium to ryegrass roots in soils with and without added potassium
  204. Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops