1. Effects of nitrogen fertilizer, plant population and irrigation on sugar beet: I. Yields
  2. Fertilizer requirements of sugar beet on peaty mineral and organic mineral soils
  3. The effects of soil fumigation and nitrogen fertilizers on nematodes and sugar beet in sandy soils
  4. Predicting the amount of nitrogen fertiliser needed for sugar‐beet by soil analysis
  5. Some effects of partial sterilization on mineral nitrogen in a light soil
  6. Prediction of the fertiliser needs of sugar‐beet grown on fen peat soils
  7. Effects of nitrogen fertilizer, plant population and irrigation on sugar beet: III. Water consumption
  8. An analysis of the effects of nutrient supply on the growth of potato crops
  9. Uptake of magnesium and other fertilizer elements by sugar beet grown on sandy soils
  10. Changes in sugar beet husbandry and some effects on pests and their damage
  11. Changes in organo‐chlorine usage on sugar beet, and progress in the replacement of dieldrin seed treatment
  12. Entomophthora infecting the cereal aphids Metapolophium dirhodum and Sitobion avenae
  13. Scanning electron microscopy of plant roots
  14. Organo‐mercury fungicide treatment of sugar‐beet seed
  15. Amino acid composition and In Vitro digestibility of some protein fractions from three species of leaves of various ages
  16. The site of action of pyrethrin I in the nervous system of the cockroach Periplaneta Americana
  17. The spread of topically‐applied pyrethrin I from the cuticle to the central nervous system of the cockroach Periplaneta americana
  18. 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
  19. The petrography and origin of deposits filling solution pipes in the Chalk near South Mimms, Hertfordshire
  20. The soils of the Malham Tarn area
  21. Behaviour of Ophiobolus graminis on slides buried in soil in the presence or absence of wheat seedlings
  22. Uranium content of peaty soils rich in molybdenum and selenium from Co. Limerick, Eire
  23. The structure, composition and origin of the subcrystalline layer in some species of the genus Heterodera
  24. Pepper veinal mottle virus‐a new member of the potato virus Y group from peppers (Capsicum annuum L. and C. frutescens L.) in Ghana
  25. Viruses infecting cacao
  26. The relationship between soil phosphorus and response by sugar beet to phosphate fertilizer on mineral soils
  27. Residual phosphate experiments on experimental husbandry farms
  28. Migration records 1966 and 1967
  29. Resistance to organophosphorus insecticides in the SKA strain of houseflies (Musca domestica)
  30. Metabolism of 3‐chloro‐4‐methoxyaniline and some N‐acyl derivatives in soil
  31. O-2-acetyl-6-methyl-pyrimidin-4-yl o, o-diethyl phosphorothioate - a new degradation product diazinon
  32. The control of insect-transmitted viruses of cereals
  33. The mobilization of trace elements by aerobically decomposing plant material under simulated soil conditions
  34. Some obstacles to innovation
  35. Selection for increased nitrogen fixation in red clover
  36. Perspectives in biological nitrogen fixation
  37. Experiments on nitrogen fixation by nodulated lucerne
  38. Lunar cycles in the distribution and abundance of airborne insects in the equatorial highlands of East Africa
  39. Effects of plant density and nitrogen fertilizer on growth and yield of short varieties of wheat derived from Norin 10
  40. Fertilisers amd society - Seventh Francis new memorial lecture
  41. Thermoactinomyces sacchari sp.nov., a Thermophilic Actinomycete Causing Bagassosis
  42. The microbiology of moist barley storage in unsealed silos
  43. Endospore formation and germination in a new Thermoactinomyces species
  44. Fixation and electron microscopy of the Rothamsted culture of henbane mosaic virus
  45. European wheat striate mosaic disease in 1970
  46. Possible wind transport of coffee leaf rust across the Atlantic Ocean
  47. Bromine in wheat grown on soil fumigated with methyl bromide
  48. Quantity‐intensity relationships for labile sodium in field soils
  49. Effects of magnesium on cereals, potatoes and leys grown on the 'continuous cereals' site at Woburn
  50. Controlling soil pH with different N-fertilizers in experiments with ryegrass in pots
  51. The chloride balance in a fertiliser experiment on sandy soil
  52. The Behaviour of Plants in Various Gas Mixtures
  53. Comparison of Natural and Artificial Sources of Light
  54. Statistical methods of comparing different multivariate analyses of the same data
  55. Internal data structures
  56. A General Coefficient of Similarity and Some of Its Properties
  57. Inhibition of nitrification in soil by carbon disulphide from rubber bungs
  58. An Investigation on the Direct Effect of Dimethoate and Demeton-S-Methyl on the Yield and Quality of Field Beans
  59. Evaluation of phosphate fertilizers. III. Immediate and residual values of potassium metaphosphate and magnesium ammonium phosphate for potatoes, radishes, barley and ryegrass
  60. Residual value of phosphate fertilizers on neutral and calcareous soils
  61. Pathotypes in perspective
  62. The structure of the females of the round‐cyst nematodes
  63. Electrophoresis and morphometrics of the round-cyst nematodes
  64. The round-cyst species of Heterodera as a group
  65. Electrophoresis of protein from the different populations of the postato cyst nematode
  66. The distribution of eggs, larvae and plants within crops attacked by wheat bulb fly Leptohylemyia coarctata (Fall.)
  67. Potassium residues in soils from experiments at Rothamsted and Woburn
  68. Seed production of Agropyron epens (L.) Beauv in arable crops in England and Wales in 1969
  69. A preliminary study of the agronomic factors affecting the yield of extractable leaf protein
  70. Production and use of leaf protein
  71. Nematicides and the soil fauna
  72. The symptoms of attack by swede midge (Contarinia nasturtii) and effects on the yield of swedes
  73. Control of wireworms with organophosphorus and carbamate insecticides
  74. Wilks's criterion: A measure for comparing the value of general purpose soil classifications
  75. Honey-bee viruses
  76. Honey bee paralysis : retrospect and prospect : A lecture given to the Central Association of Bee-keepers on the 10th February 1971
  77. 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
  78. Input/Output in statistical programming
  79. Statistical computing and computer languages
  80. Algorithm AS 43: Variable Format in Fortran
  81. The mating behaviour of the honeybee (Apis mellifera L.)
  82. Insecticidal activity of the pyrethrins and related compounds IV.—Essential features for insecticidal activity in chrysanthemates and related cyclopropane esters
  83. The pyrethrins and related compounds. Part XI. Synthesis of insecticidal esters of 4-hydroxycyclopent-2-enones (nor-rethrins)
  84. The pyrethrins and related compounds. Part XII. 5-Substituted 3-furoates and 3-thenoates, intermediates for synthesis of insecticidal esters
  85. The pyrethrins and related compounds. XIII. Insecticidal methyl‐, alkenyl and benzyl‐substituted furfuryl and furylmethyl chrysanthemates
  86. Statistics in Biology .2. - Bliss, C. I.
  87. Seeds of change - green revolution and development in 1970s - brown,lr
  88. Biosphere
  89. Basis of automatic classification - french - lerman,ic
  90. The algebraic basis of classical multivariate methods
  91. 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
  92. Fungicidal activity and chemical constitution. XVIII. The activity of 4-(1-cyclo-, 1-iso- and 1-n-propylalkyl)-2, 6-dinitrophenols against powdery mildews
  93. Studies on decomposition of c14 labelled organic matter in soil
  94. A comparison of liveweight gains of beef cattle with values predicted from energy intakes measured as starch equivalent or metabolisable energy
  95. The transport of potassium to ryegrass roots in soils with and without added potassium
  96. 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