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