- Entomological Department at Rothamsted 1970
- Nutrition of young conifers an soil fumigation
- Effect of ammonium and nitrate forms of nitrogen and restricted water supply on growth and nitrogen uptake of wheat
- Report of the Bee Department 1969 pt 1
- The Effects of Partially Sterilising Agricultural Soils With Formalin, and of Applying Nitrogen Fertilisers, on the Yields and N Contents of Spring and Winter Wheat, of Barley and of Grass
- Rothamsted Chemistry Department 1969
- The male genitalia of Apis dorsata(F) (Hymenoptera - Apidae)
- Entomophthora conidia in the air-spora
- The effect of temperature on the infectivity and incubation periods of the fungi Entomophthora aphidis and E. thaxteriana for the pea aphid Acyrthosiphon Pisum
- Effects of decreasing the light intensity on the growth of Agropyron repens (L.) Beauv. in the field
- Studies on the growth of seedlings of Agropyron repens (L.) Beauv. and Agrostis gigantea Roth
- Barley segregates resistant and susceptible to the cereal cyst‐nematode (Heterodera avenae Woll.)
- The influence of root temperature, Rhizobium strain and host selection on the structure and nitrogen-fixing efficiency of the root nodules of Trifolium subterraneum
- Anhydrous ammonia-yields and recoveries by spring wheat.
- Microbial heterogeneity of soil
- Some properties of a mechanism delaying penetration of insecticides into houseflies
- Interaction between the factor delaying penetration of insecticides and the desethylation mechanism of resistance in organophosphorus‐resistant houseflies
- The effects of soil sterilants on the cereal cyst‐nematode (Heterodera avenae Woll.), take‐all (Ophiobolus graminis Sacc.) and yields of spring wheat and barley
- The effect of weather on the concentration of pollen within sugar beet seed crops
- Fertilizer requirements of sugar beet on fen peat soils
- Survival of different stages of Heterodera rostochiensis at high temperatures
- Two Terrestrial Nematodes from the McMurdo Sound Region, Antarctica, with a Note on Anaplectus arenicola Killick, 1964
- Four Dorylaimina (Nematoda) from Wicken Fen, Cambridgeshire
- Failure of Heterodera carotae, H. cruciferae and H. goettingiana to interbreed in vitro
- The diversity of soil nematode faunas
- Root penetration of smeared soil surfaces
- The effects of silicone coatings on leaves
- A glasshouse method for testing chemicals for control of potato common scab
- Tests of dibutyltin compounds as potato blight fungicides
- Germination of resting spores of Plasmodiophora brassicae
- Lagena radicicola and Rhizophydium graminis, two common and neglected fungi
- Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) I The effects of seed bed applications of large dressings of fertilizer nitrogen and the residual effects on following winter wheat
- Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) II The effects of large dressings of fertilizer nitrogen, single and split applications, and growth regulators
- Age and origin of aeolian sand in the Vale of York
- An electron microscope study of tomato spotted wilt virus in sections of infected cells and in negative stain preparations
- Honey-coloured, sessile Endogone spores III Wall structure
- Honey-coloured, sessile Endogone spores II Changes in fine structure during spore development
- Honey-coloured, sessile Endogone spores
- The effects of three crops and of the N fertilizer given to them on the yield of following barley
- Variations in the resistance to Heterodera rostochiensis of potatoes derived from Solarium tuberosum ssp. andigena and S. multidissectum
- Morphometrics of Males and Larvae of Ten Heterodera Rostochiensis Populations and the Influence of Resistant Hosts
- Bees in agriculture - Bee poisoning in 1969
- Bee poisoning in 1966
- The synergetic effect of hydrogen ions on the cation exchange of potassium in micas
- Cation exchange properties of micas: II. Hysteresis and irreversibility during potassium exchange
- Manuring the beet seed crop grown in England.
- Pollen release by diploid and tetraplois sugar-beet plants
- Patterns of distribution of insects near a windbreak of tall trees.
- How shelter affects inect pests
- Algorithm AS 33: Calculation of hypergeometric sample sizes
- A diffusive resistance porometer for field use. I. Construction
- Surveys of sheep dipping in Britian
- Rate processes in the desorption of phosphate from soils by ion‐exchange resins
- Weather 1969 XV Rothamsted Experimental Station Harpenden
- The control of common scab of potatoes by irrigation
- Analysis of differences in yield between six sugar‐beet varieties
- A multivariate analysis computer program
- The errors of long-term experiments
- Interrelationships of fungi, weeds, crops and herbicides.
- Light and electron microscopy of cells infected with tobacco necrosis and satellite viruses
- Serological relationship of strains of tobacco necrosis virus and their ability to activate strains of satellite virus
- Distribution of snail-killing flies (Diptera, Sciomyzidae) in the British Isles
- Lower limits of molecular weights of compounds excluded from sephadex G-25 eluted with aqueous acetone mixtures : Application of the results to the separation of the components of tannic acid
- Optical properties of organic complexes of montmorillonite
- The control of the potato cyst-nematode
- Weeds, herbicides and plant virus diseases
- Notes on some plant bugs and predators of aphids caught on sticky traps in sugar beet fields in southern England, 1965-1968
- Effect of pelleting Sugar Beet seed with menazon
- The Abundance of Grass Aphids in Eastern England as shown hy Sticky Trap Catches
- Effect of plant spacing and time of sowing of sugar beet on aphid infestation and spread of virus yellows
- Soil moisture and the infection of young potato tubers by Streptomyces scabies (common scab)
- The fumigant effect of metaldehyde on slugs
- Observations on feeding and egg development of the wheat bulb fly Leptohylemyia coarctata (Fall.)
- Infestation of Wheat Plants by the Larvae of Leptohylemyia coarctata (Fall.) in an Insectary
- Endogone spore numbers in soil and vesicular-arbuscular mycorrhiza in wheat as influenced by season ans soil treatment
- Metabolism of 3-chlorobenzoic acid by Azotobacter species
- The amino acid composition, antigenicity, and other characteristics of the satellite viruses of tobacco necrosis virus
- Effects of population-density on alienicolae of aphis-fabae scop 1 The effect of crowding on the production of alatae in the laboratory
- Effects of population-density on alienicolae of aphis-fabae scop 2 The effects of crowding on the expression of migratory urge among alatae in the laboratory
- Effects of population-density on alienicolae of aphis-fabae scop 3 The effect of isolation on the development of form and behaviour of alatae in a laboratory clone
- Silver staining of insect central nervous systems by the Bodian protargol method
- Biosystematic studies of Salticella fasciata (Meigen), a snail-killing fly (Diptera: Sciomyzidae)
- Some experiments with different formulations of organophosphorus insecticides as seed dressings to control wheat bulb fly (Leptohylemyia coarctata)
- The Effects of Known Amounts of γ‐BHC and Organophosphorus Seed Dressings on Growth of Wheat Seedlings and on Attack by Larvae of Wheat Bulb Fly (Leptohylemyia coarctata (Fall.))
- Microbiological degradation of parathion
- The influence of multiple mating on the reproduction and genetics of Heterodera rostochiensis and H. schachtii
- The interrelationships of some Heterodera spp. indicated by the specificity of the male attractants emitted by their females
- Observations On the Fecundity and Longevity of Tylenchus Emarginat Us On Sitka Spruce Seedlings At Different Temperatures
- The classification of soil profiles by traditional and numerical methods
- Report on leaf scorch decline of coconuts
- The effect of sowing date and harvesting date on the yield of sugar beet
- Needle nematodes (Longidorus spp.) and stubby‐root nematodes (Trichodorus spp.) harmful to sugar beet and other field crops in England
- A neotype for Cephalobus persegnis Bastian, 1865, redescription of the species, and observations on variability in taxonomic characters
- The oxidation of pyridoxal and related compounds by pea-seedling extracts or systems containing peroxidase
- The cytochrome c-catalysed oxidation of ascorbate in the presence of sodium dodecyl sulphate and NNN'N'-tetramethyl-p-phenylenediamine
- Improving the health of seed potatoes
- Improving the health of seed potatoes
- Field trials of anti-Capsid insecticides on farmers' cocoa in Ghana, 1956-60. 1, Comparing the effects of treatments by assessing subsequent damage
- A comparative study of red clover vein mosaic virus and some other plant viruses
- Some biological effects of ammonia injected into soils
- Nitrification inhibitors their occurrence, production and effects of their use on crop yields and composition
- The effects of the nitrogen in soils on the growth, composition and yield of crops
- The decomposition of crotonylidene di-urea in soil and the recovery of nitrogen by ryegrass
- The effect of ammonium sulphate treated with a nitrification inhibitor, and calcium nitrate, on growth and N-uptake of spring wheat, ryegrass and kale
- Effects of fertilizer-nitrogen and water supply on distribution of dry matter and nitrogen between the different parts of wheat
- Some causes of error in determination of total nitrogen in plant material
- Experiments with kiln-dried poultry manure on agricultural crops and vegetables at Rothamsted, Woburn and other centres in 1933-39.
- Effect of flower shapes and nectar guides on the behaviour of foraging honeybees
- The flower constancy of bumblebees
- The behaviour of wasps (Vespula germanica L. and V. Vulgaris L.) when foraging
- Preliminary investigations on the occupation of artificial nests by Osmia rufa L.(Hymenoptera, Megachilidae)
- Exposure of the Nasonov gland by honeybees (Apis mellifera) collecting water
- Interrelationships of nematodes, weeds, herbicides and crops.
- Nursery and forest extension experiments in tree nutrition. Nitrogen concentrations in conifer transplants and subsequent growth in the forest.
- The effect of small doses of nematicides on migratory root‐parasitic nematodes and on the growth of sugar beet and barley in sandy soils
- The effect of D–D, chloropicrin and previous crops on numbers of migratory root‐parasitic nematodes and on the growth of sugar beet and barley
- Inactivation by ultraviolet radiation at different wavelengths of the RNA isolated from potato virus X
- Longevity of males and fertilisation of females of Heterodera rostochiensis.
- The effects of gamma radiation on Heterodera rostochiensis.
- A simple vacuum-gauge scale expander
- The Relationship between the Structure and the Activity of Pyrethroids
- Effect of Fumigants on Fungi in Buried Wheat Straw
- The taxonomic status of British water voles Genus Arvicola
- Cereal Pratylenchus spp. in England and Wales, and their Recognition
- Maintaining nematode cultures under mineral oil.
- Plant and soil nematode population changes in wheat grown continuously in ploughed and in unploughed soil
- Root‐lesion Nematodes (Pratylenchus spp) in Britain and their Identification
- The composition of the cyst wall of the beet cyst-nematode Heterodera schachtii
- The carrying capacity of the land in the year 2000
- Soils and fertilisers
- Soil fertility problems in cereal growing in temperate zones
- Losses of nitrogen and phosphorus from agricultural land
- The quality of stored main crop potatoes in Great Britain
- Effects of green manuring, farmyard manure, and straw on the organic matter of soil and of green manuring on available nitrogen
- Soil water measurement by a low‐resolution nuclear magnetic resonance technique
- Movement of gases in soil respiration.
- Heterogeneous distribution of nutrients, air and water within the soil
- Potato cyst nematode: one species or two?
- The stacked-disk structure of tobacco mosaic virus protein
- The effect of flame cultivation on eyespot disease of winter wheat
- Chemistry of communication in the honeybee - a lecture by RK Callow
- Effect of previous cropping and manuring on the nitrogen fertilizer needed by sugar beet
- Effects of soil compaction on yield and fertilizer requirement of sugar beet
- Sodium and potassium relationships in sugar beet
- The relationship between exchangeable soil magnesium and response by sugar beet to magnesium sulphate
- Comparisons of liquid and solid fertilizers and anhydrous ammonia for sugar beet
- Air movement near windbreaks and a hypothesis of the mechanism of the accumulation of airborne insects
- A bivane direction indicator and a sensitive vertical anemometer for measuring components of wind in sheltered places
- Distribution of aphids in cereal crops
- Root temperature and root-hair infection ofTrifolium subterraneum L. cv. Cranmore
- Nodulation and nitrogen fixation by Vigna sinensis and Vicia atropurpurea: The influence of concentration, form, and site of application of combined nitrogen
- Myxomycetes on Beet seed
- Experiments on the effect of plant losses after singling on the yield of sugar beet
- Biophysical aspects of nervous activity in relation to studies on the mode of action of insecticides
- Field trials of anti-Capsid insecticides on farmers' cocoa in Ghana, 1956-60. 1, Comparing the effects of treatments by assessing subsequent damage
- Indolyl-3-acetic acid formation by Azotobacter chroococcum
- Influence of cultivations on soil properties
- Cation exchange properties of micsas III Release of potassium sorbed by potassium depleted micas
- Polarography of demeton, disulfoton and phorate
- Multi-level nitrogen tests for cereals
- Nitrogen requirement of sugar beet grown on mineral soils
- Some recent ideas on fertilizer response curves
- Pollution of soils
- The distribution of sulphur in the mud of Lake Victoria
- The influence of root temperature on root-hair infection of Trifolium subterraneum L. by Rhizobium trifolii Dang.
- The Infection of Trifolium subterraneum Root Hairs by Rhizobium trifolii
- Effect of low temperature pre-treatment on infection of clover root hairs by Rhizobium
- Potential protein sources for human food
- Light and Temperature Thresholds for Take-Off by Aphids
- Aggregation and the transformation of counts of Aphis fabae Scop, on beans
- Chlorophyll bleaching systems in leaves
- Lipoxidase activity of leaves
- Studies on the genus Thermomonospora
- A herbicide-induced abnormality in sugar beet
- Sulphur as a nutrient for Sitka spruce (Picea sitchensis) seedlings and radish (Raphanus sativus) grown on a sandy podzol in England
- Glasshouse and leaf canopy enclosures for studying the effects of environment on the growth and nature of the photosynaptic apparatus
- Virus-like particles in the plant hopper Javesella pellucida Fab.
- A note on Burnaby’s character-weighted similarity coefficient
- Classification and Geology
- Residual effects of soil fumigation on soil respiration and mineralization
- Inorganic soil phosphorus I. Changes in monocalcium phosphate potentials on cropping
- Inorganic soil phosphorus: II. Changes in monocalcium phosphate and lime potentials on mixing and liming soils
- Yields of, and N uptakes by, some grass species and varieties under different glasshouse conditions
- Residual value of basic slag, Gafsa rock phosphate and superphosphate in a sandy podzol
- Total phosphorus contents of soils by perchloric acid digestion and sodium carbonate fusion
- Recent work on wheat bulb fly
- Energy relationships between larvae of Phaedon cochleariae (Coleoptera; Chrysomelidae) or Plutella maculipennis (Lepidoptera; Plutellidae) und radish or turnip plants
- Effects of flea beetles on the yield of radish
- Suspected insecticide resistance mechanism in the peach–potato aphid
- Comparison of the biology of Myzus persicae Sulz. resistant and susceptible to dimethoate
- Effects of varying the hostplant and environmental conditions on the feeding and reproduction of Aphis Fabae
- Chlorophyllase of sugar-beet leaves
- The value of residues from long-period manuring at Rothamsted and Woburn I Introduction
- A semi-quantitative hydrological classification of soils in North-East England
- A measured volume dispenser for watering plants
- Seed production by couch grass (Agropyron repens)
- The soils of Hertfordshire
- The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert
- The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made
- The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate
- The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers
- The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968
- Assessment of terrestrial invertebrate populations
- Persistent pesticides in the environment
- Chemical communications in insects : behavioral and ecologic aspects
- A simple way of purifying several insect viruses
- Disinfection of honeybee combs by gamma irradiation II European foul brood disease
- Musings of an erstwhile plant pathologist
- The effect of soil pH on potassium intensity and release of non-exchangeable potassium to ryegrass
- A diffusive resistance porometer for field use. II. Theory, calibration and performance
- Chemical communication in insects : behavioral and ecologic aspects
- Woburn irrigation, 1960-8 VI Results for rotation crops
- Woburn irrigation, 1960-8 V Results for leys
- Woburn irrigation, 1960-8 IV Design and interpretation
- The water cycle
- A possible source of error in estimation of stomatal resistance
- A major low-level air current near indian ocean during northern summer - interhemispheric transport of air in lower troposphere over western indian ocean
- Air motion and precipitation growth in a wave depression
- Hive entrance finding by honeybee (Apis-mellifera) foragers
- The efficient use of function minimization in non-linear maximum-likelihood estimation
- Insecticidal activity of the pyrethrins and related compounds: III.—Penetration of pyrethroid insecticides into mustard beetles (Phaedon cochleariae)
- The pyrethrins and related compounds: X.—The methylbenzyl chrysanthemates
- Scientific basis of contraception
- An oscillating insect barrier
- Influence of soil moisture on the performance of granular systemic insecticides applied to soil
- Genstat: a general statistics program
- Some factors affecting the activities of dinitrophenol fungicides
- Improved procedures for clearing roots and staining parasitic and vesicular-arbuscular mycorrhizal fungi for rapid assessment of infection
- Use of the quantity/potential relationship to provide a scale of the ability of extractants to remove soil potassium
- The uptake of initially available soil potassium by ryegrass
- Potassium uptake by potatoes
- The potassium Q/l relationships of soils given different K manuring
- Potassium : calcium exchange in soils of the Broadbalk experiment at Rothamsted
- A note on resolving soil cation exchange capacity into "mineral" and "organic" fractions