1. NRDC 143, a more stable pyrethroid
  2. The effect of phorate on nematode populations in wheat grown continuously on ploughed and unploughed soil
  3. The possibilities of polluting soil by fertilizers and the way they are used
  4. The present and future use of fertilisers on grassland
  5. It pays to treat pastures well
  6. Some aspects of the development of toxic baits for the control of leaf-cutting ants
  7. The seed-soil system
  8. Loess in Devon
  9. Soil surveys for integrated land use planning
  10. Lime requirements and the lime status of soils in England and Wales, 1963–68
  11. Sugar-beet nutrition
  12. Experiments to compare combine harvesters
  13. The purity of chloroplasts isolated in non-aqueous media
  14. The biochemical mechanisms of resistance to insecticides with especial reference to the housefly, Musca domestica and aphid, Myzus persicae
  15. A technique for applying small drops of insecticide solution to Myzus persicae (sulz.)
  16. Weather 1973
  17. Nitrogenase activity in the rhizosphere of Stachys sylvatica and some other dicotyledenous plants
  18. Rhizosphere associations between grasses and nitrogen-fixing bacteria: Effect of O2 on nitrogenase activity in the rhizosphere of Paspalum notatum
  19. Palaeosol features in Northern England
  20. Soil bacteriostasis limitation in growth of soil and rhizosphere bacteria
  21. The reactions of soluble aluminium with montmorillonite
  22. Solutions to problems of soil pollution by agricultural chemicals
  23. Cereal seed treatments: problems and progress
  24. Uptake of Sulphur and other Nutrients by Groundnuts (Arachis hypogaea) in Northern Nigeria
  25. Developments in field experimentation with fertilizers
  26. Migration records 1968
  27. Microbial metabolism of 4-chloroaniline
  28. A simple relationship between soil sorption of organic chemicals and their octanol/water partition coefficients
  29. Toxic metabolites of diazinon in sheep
  30. Some chemical properties of hydromorphic soils.
  31. Monitor surveying for migrant insect pests
  32. Actinomycetes in soils, composts and fodders
  33. The air spora of a Portuguese Cork Factory
  34. Migration of pests in the tropics
  35. Problems related to the transoceanic transport of insects, especially between the Amazon and Congo areas
  36. Total cations in the size‐fractions of some british and malayan soils and their release to H+‐resins
  37. A comparison of X‐ray fluorescence spectrometry and chemical methods for determining sulphur in plant material
  38. Stomatal factor in the water use and dry matter production by sorghum
  39. Classification problems
  40. Chemistry Department Rothamsted Experimental Station 1972
  41. Factors contributing towards the initiation of slug activity in the field
  42. Th effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming
  43. Biological aspects of the degradation and behaviour of pesticides in soil
  44. The pathogenicity of nodamura virus for insects
  45. Chemotherapy in the study of plant-parasitic nematodes
  46. The queen and the “spirit of the hive”
  47. Perception of the queen by workers in the honeybee colony
  48. Chemistry of the natural pyrethrins
  49. The pyrethrins and related compounds. XVII. Preparation of the insecticide bioresmethrin (5‐benzyl‐3‐furylmethyl (+)‐trans‐chrysanthemate) and related compounds labelled with deuterium or tritium on the furan ring
  50. Frederick Charles Bawden, 1908-1972
  51. Yield compensation in gappy potato crops and methods to measure effects of fungi pathogenic on seed tubers
  52. Washing sugar-beet seed
  53. Virus-like particles in take-all fungus, gaeumannomyces-graminis
  54. Virus-like particles in axenic cultures of puccinia-graminis-tritici
  55. Virus-like particles associated with 2 diseases of colocasia-esculenta (l) schott in Solomon-Islands
  56. Virus aggregates and pinwheels in plants infected with mite-transmitted ryegrass mosaic virus
  57. Variation in growth of seedlings and clones of agropyron-repens-(l)-beauv
  58. Treating potato ridges in spring with aldicarb, D‐D or dazomet to control potato cyst‐nematode, Heterodera rostochiensis, in sandy clay and peat loam soils
  59. Toxicity to foraging honeybees, apis-mellifera, of endosulfan, malathion and azinphos-methyl applied to flowering oil seed rape, brassica-napus
  60. Total cations in size-fractions of some British and malayan soils and their release to H+-resins
  61. Tocopherol egg production and migration by plusia-gamma
  62. Symbolic description of factorial models for analysis of variance
  63. Survival of entomophthora spp in mummified aphids at different temperatures and humidities
  64. Streptococcus faecalis, Bacillus alvei, and sacbrood virus in European foulbrood of the honey bee
  65. Statistical methods for the analysis of earnings data : with special application to salaries in Swedish industry /​ Anders Klevmarken
  66. Spicule structure in some heterodera spp
  67. Spermatogenesis and sperm ultrastructure in some cyst nematodes, Heterodera spp.
  68. Sources of magnesium for sugar-beet, potatoes and wheat grown on an acid sandy soil at Woburn, Beds
  69. Some effects of fertilizers and farm yard manure on organic phosphorus in soils
  70. Some aspects of hydrodynamic dispersion of solutes in porous materials
  71. Soils and fertilizers
  72. Soil classification in soil survey of England and Wales
  73. Soil and agricultural land classification in co londonderry - reappraisal
  74. Simple fluorescence staining of insect central nerve fibers with procion yellow
  75. Silica-gel as an insoluble carrier for preparation of selective chromatographic adsorbents - preparation of 8-hydroxyquinoline substituted silica-gel for chelation chromatography of some trace metals
  76. Significance of moonlight in photoperiodic responses of insects
  77. Significance of man-made sources of phosphorus - fertilizers and farming - phosphorus involved in agricultural systems and possibilities of its movement into natural water
  78. A self-powered portable insect suction sampler and its use to assess effects of azinphos methyl and endosulfan on blossom beetle populations on oil seed rape
  79. Seed-germination of agrostis-gigantea roth
  80. Seasonal changes in incubation time of Erysiphe graminis f.sp. hordei
  81. Results from experiments comparing aqueous and anhydrous ammonia with nitrochalk for grass cut for silage
  82. Response by sugar-beet to soil dressings and foliar sprays of manganese
  83. Residual and cumulative value of superphosphate in a 3-course rotation
  84. Relationship of age to first molar tooth development in a group of cross-bred steers
  85. Reactions of soluble aluminum with montmorillonite
  86. Reactions of ammonia with soil .1. Adsorption isotherms and calorimetric heats of adsorption of ammonia gas on homo-ionic soil
  87. PVX-Q: an Infective Product of Potato Virus X and a Leaf o-Quinone
  88. Purification of plant extracts for ion-exchange chromatography of free amino-acids
  89. Pro-transfer-rna synthetase from phaseolus-aureus and delonix-regia
  90. Preservation and storage of leaf protein preparations
  91. Preparation of clay soils for determination of structure
  92. Preparation of biological-material for scanning electron-microscopy by critical-point drying from water miscible solvents
  93. Potent pyrethroid insecticides from modified cyclopropane acids
  94. Pollination of hybrid kale (brassica-oleraceae l)
  95. Plant-growth responses to vesicular-arbuscular mycorrhiza .5. Phosphate uptake by 3 plant species from p-deficient soils labeled with P-32
  96. Plant-growth responses to vesicular-arbuscular mycorrhiza .4. In soil given additional phosphate
  97. Physicochemical properties of 2 honeybee picornaviruses
  98. A photostable pyrethroid
  99. Pectolytic enzymes in inoculated and uninoculated red-clover seedlings
  100. Palaeosol features in northern England
  101. Organic-matter and nitrogen in soils of Rothamsted classical experiments
  102. Ochre formation in field drains in pyritic soils
  103. Observations on Longidorus-euonymus n-sp and Xiphinema-vuittenezi Luc et al 1964 (Nematoda: Sorylaimida) associated with spindle trees infected with euonymus mosaic-virus in Czechoslovakia
  104. Observations on assbt-iirb tour - from England
  105. Nitrifying bacteria in soils from Rothamsted classical fields and elsewhere
  106. Nematode-transmitted viruses of sugar-beet in England, 1965-1972
  107. Natural mortality of wheat-bulb fly larvae
  108. Natural mortality of wheat-bulb fly eggs in bare fallow soils
  109. An N-acylamino acid acylase from Nicotiana tabacum leaves
  110. Motion and skeleton in small nematodes
  111. Mobilization and fixation of molybdenum, vanadium, and uranium by decomposing plant matter
  112. Microbial populations and nitrogen in soil growing consecutive cereal crops infected with take-all
  113. Measuring nitrification and recovery of aqueous ammonia applied to grassland
  114. Manuring of potatoes on fen silt soils in holland, lincolnshire
  115. Manganese deficiency of sugar-beet in organic soils
  116. Mandibular gland secretion of larvae of stored products pests anagasta-kuehniella, ephestia-cautella, plodia-interpunctella and ephestia-elutella
  117. Low-altitude migration and diurnal flight periodicity - importance of plusia-gamma-l (lepidoptera-plusiidae)
  118. Longitudinal distribution of growth-substances in leaves of wheat (triticum-aestivum l)
  119. Light-trap and suction-trap catches of insects in Northern Gezira, Sudan, in season of southward movement of inter-tropical front
  120. Late-pliocene marine-formation at st erth, cornwall
  121. Latent roots and vectors of a symmetric matrix
  122. Isopycnic banding of strains of radish mosaic-virus in rubidium bromide solutions
  123. Irrigation as a practical means to control potato common scab (streptomyces-scabies) - final experiment and conclusions
  124. Intracellular microorganism associated with tissues of heterodera spp
  125. Interpreting structure formulae
  126. Interparticle forces and their modifications
  127. Influence of moonlight on catches of insects in light-traps in africa .2. Effect of moon phase on light-trap catches
  128. Influence of moonlight on catches of insects in light-traps in africa .1. Moon and moonlight
  129. Infection of cereal aphids by fungus entomophthora
  130. Indexing and display of soil survey data by means of feature-cards and boolean maps
  131. Incidence and prevalence
  132. Host range and overwintering sources of bean leaf roll and pea enation mosaic viruses in England
  133. Growth of crop roots in relation to soil-moisture extraction
  134. Growth and water absorption of wheat with parts of roots at different water potentials
  135. Growth and development of storage root of sugar-beet
  136. Green manuring for barley at Woburn
  137. Glasshouse tests of chemicals for control of potato common scab
  138. Genetic studies on factors affecting cross-resistance spectra in insecticide resistant insects
  139. Genetic determination of honeybee (apis-mellifera l) foraging preferences
  140. Genetic complementation between middle and bottom components of 2 strains of radish mosaic-virus
  141. Fortran techniques, with special reference to non-numerical applications - day,ac
  142. Foraging behavior of honeybees (apis-mellifera-l) on brussels sprout (brassica-oleracea l)
  143. Fluctuations in populations of wheat bulb fly (leptohylemyia-coarctata) at Rothamsted
  144. Factors influencing loss of nutrients in land drainage
  145. Exploration and selection of penetration site by tylenchida
  146. Egg-transport in genital-tract and egg-laying by aphelenchoides-blastophthorus
  147. Effects of skin spot (oospora-pustulans) on potatoes
  148. Effects of population-density on alienicolae of aphis-fabae scop .5. Variations in size, relative wing length and numbers of antennal sensoriums of field alatae
  149. Effects of population-density on alienicolae of aphis-fabae scop .4. Expression of migratory urge among alatae in field
  150. Effects of growth-regulators, seed rates and row spacings on field beans (Vicia faba L.)
  151. Effects of growing resistant potatoes with gene h1 from solanum-tuberosum ssp andigena on populations of heterodera-rostochiensis British pathotype-a
  152. Effects of d-d, telone or dazomet applied to potato ridges in spring on potato cyst-nematode, heterodera-rostochiensis, in sandy loam and silt loam soils
  153. Effects of dazomet and fertilizer nitrogen on field beans (Vicia faba L.)
  154. Effects of cereal extracts on attack on wheat by wheat bulb fly, leptohylemyia-coarctata
  155. Effects of black scurf (rhizoctonia-solani) on potatoes
  156. Effect of time of sowing and harvesting on growth, yield and nitrogen fertilizer requirement of sugar-beet .1. Yield and nitrogen uptake at harvest
  157. Effect of time of n application in a growth period on herbage production
  158. Effect of sodium on growth of water-stressed sugar-beet
  159. Effect of plant parasitic nematodes, rainfall and other factors on docking disorder of sugar-beet
  160. Effect of light and temperature late in season on growth of sugar-beet
  161. The effect of fungicides on incidence of Sporobolomyces spp. and Cladosporium spp. on flag leaves of winter wheat
  162. Dynamics of k and no3 concentrations in root zone of winter-wheat at Broadbalk using specific-ion electrodes
  163. Distribution of minor elements among components of a soil developed in loess
  164. Distribution of boron in a soil developed in loess in relation to weathering of glauconite
  165. Distribution of aphids in spring cereals
  166. Crystal-structures of complexes between alkali-metal salts and cyclic polyethers .6. Complex formed between dicyclohexyl-18-crown-6, isomer b, (perhydrodibenzo b,k 1,4,7,10,13,16 hexaoxacyclo-octadecin) and sodium bromide
  167. Crystal-structure of talc
  168. Crystal-structure of bromo tris(2-vinylphenyl)phosphine rhodium(i)
  169. Cowpea mild mottle, a newly recognized virus infecting cowpeas (vigna-unguiculata) in ghana
  170. Controlling early death of potatoes caused by heterodera-rostochiensis and verticillium-dahliae
  171. Control of sugar-beet docking disorder - trials comparing spring application of fumigants and aldicarb
  172. Control of potato cyst-nematode, heterodera-rostochiensis, in silt and peat loams by 10 pesticides applied to soil at planting time
  173. Control of potato cyst-nematode, heterodera-rostochiensis, in sandy, peaty and silt loam soils by dazomet and telone applied in different ways
  174. Control of potato cyst-nematode, heterodera-rostochiensis, in sandy loam, by du pont 1410 (s-methyl 1-(dimethylcarbamoyl)-n- (methylcarbamoyl) oxy thioformimidate) applied to soil at planting time
  175. Control of potato cyst-nematode, heterodera-rostochiensis, in 3 soils by small amounts of aldicarb, dupont 1410 or nemacur applied to soil at planting time
  176. Control of cyst-nematodes (heterodera spp) by organophosphates, oximecarbamates and soil fumigants
  177. Comparison of X-ray-fluorescence spectrometry and chemical methods for determining sulfur in plant material
  178. Comparison of triglycerides from aphids and their cornicle secretions
  179. Comparison of growth and competition behavior of seedlings and plants from rhizomes of Agropyron-Repens (L) Beauv and Agrostis-Gigantea Roth
  180. Comparison of fortran subroutines for calculating latent roots and vectors
  181. Comparative transmission of bean leaf roll and pea enation mosaic viruses by aphids
  182. A comparative study of titrimetric and gravimetric methods for determination of organic carbon in soil
  183. Chloroplast pigments in plants with c4-dicarboxylic acid pathway of photosynthesis
  184. Chemistry of secretion from cornicles of various species of aphids
  185. Changes with age in distribution of copper and some copper-containing oxidases in red-clover (trifolium-pratense l cv dorset marlgrass)
  186. Changes in chloroplast pigments during preparation of leaf protein
  187. Cellulase in red-clover exudates
  188. Cause of variation in distribution of infestations of wheat bulb fly (leptohylemyia-coarctata) within fields
  189. Cation leaching from surface soil of some Broadbalk plots
  190. Breakdown and fate of oximecarbamate nematicides in crops and soils
  191. Bionomics of aphids reared on cereals and some gramineae
  192. Being right size
  193. Beet mosaic - declining disease in England
  194. An apparatus for the isolated propagation of foliar pathogens and their hosts
  195. Aphid colonization of spring cereals
  196. Anatomy and preliminary chemical-analysis of postpharyngeal glands of leaf-cutting ant, acromyrmex-octospinosus (reich) (hym, formicidae)
  197. Analysis of surveys on computers - features of Rothamsted survey program
  198. Aerial baiting to control leaf-cutting ants (formicidae, attini) in trinidad .1. Bait, its production, and effects of weathering on attractiveness and persistence of toxicants
  199. Activity of six fungicides against cereal foliage and root diseases
  200. A µ-dinitrogen complex with a long N–N bond. X-Ray crystal structure of [(PMe2Ph)4CIReN2MoCl4(OMe)]
  201. Studies in vitro and in vivo with powdery mildew fungicides
  202. The effect of a few days rain on the distribution of common scab Streptomyces scabies on younger potato tubers