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COI synopsis: A visit to Rothamsted Experimental Station in Hertfordshire by delegates to the international plant pathology conference.
Looks at how nitrate gets into the soil, and its progress thrgh it. Uses Hatton catchment area as an examples and examines the opposing views of the Rothamsted Experimental Station and the Water Research...
COI synopsis: A visit to Rothamsted Experimental Station by delegates to the first International Congress of Plant Pathology and the research on potato pests being undertaken there by a scientist from Honduras.
Pathe synopsis: The Wheat Bulb Fly is an insect pest which does untold damage to Britain’s crops, but at the Rothamsted Experimental Station scientists are fighting this pest with all their resources....
Investigates some of the recent biochemical and genetic advances in the understanding of biological nitrogen fixation. Experiments at Rothamsted in the mid-19th century proved that nitrogen was essential for...
The normal and alerted colony; the procedure at the hive entrance when strangers enter the hive. I
Traces the development of a group of insecticides - the synthetic pyrethroids. Pyrethrum is a naturally occuring substance with insecticidal activity, although it is unstable in sunlight.In the 1940s,...
COI synopsis: At the Rothamsted Experimental Station near London they’re using a "mechanical cow" to remove the indigestible cellulose fibres from plants, leaving a valuable protein powder which can be...
Cinemicrography aided by explanatory animated diagrams and scanning electron micrographs, provides views of the exploration, probing and feeding movements of adult and larval cereal thrips ‘Limothrips...
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Learning on Screen
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