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Experiment to compare Kent perennial rye-grass, cocksfoot (1163), a mixture of the two, with and without wild white clover, together with a farmer's mixture and an indigenous P.B.S. mixture by means of live weight increase of sheep. Penwenallt (empty file). E.137.

Demonstration areas in the counties to test the value of pedigree and indigenous strains in simple seeds mixtures. Large areas seeded down April and May 1931. E.140.

Experiment to test the establishment of pedigree and commercial strains of timothy with and without manures (slag). Also to test the persistency of the species and strains as hay and pasture. Also to test the effect of varying seed rates of Montgomery red clover on (a) initial establishment and (b) final establishment and persistency of the other components in simple mixtures. Rhydtir. E.149.

Typescript copy of 'Report on the experimental planting of grass seed in the Falkland Islands, 1937'. To be put in E.184.

Experiment to study the effect of management in the form of controlled grazing and manuring upon the improvement of a Br, By, Ac sward, The Slope, Brynamlwg. E.236.

E.218, Knoll, data collected 1939.

E.218 Knoll. Manuscript and typescript copies of D. Emlyn Edwards' M.Sc. Thesis, 'Establishment, yield and botanical composition of seeds mixtures consisting of species and strains sown at varying seed rates, under different systems of management'.

E.218. Knoll. Discarded tables and script prepared for write up, 1945-6. Manuscript copy of 'Establishment, yield and botanical composition of seeds mixtures consisting of species and strains sown at varying seed rates under different systems of management'.

File re inspection of Montgomery Red Clover seed crops, including draft 'Suggestions for consideration in respect of Inspection of Montgomery LF Red Clover seed crops', correspondence, 1928, from Montgomeryshire Red Clover Growers Association together with rules of the Association and agenda, draft scheme for Organisation of Growers of wild white clover seed, designed as part of a scheme for the organisation of the trade in home produced wild white clover seed; Questions and Answers on Rye-grass Seed Certification issued by the Department of Agriculture, New Zealand; draft of R.G.S.'s 'Proposals relative to the distribution of the pedigree strains of grasses and clovers probed at the Welsh Plant Breeding Station', and correspondence to R.G.S., 1931, including correspondence with Tractor Traders Limited.

E.192, 193, 194 Pwllpeiran exposure area, 1936 sowings and 1938 data and correspondence, 1936, re Pwllpeiran exposure area; 1939 seed mixtures etc, Bank and East Field Brynamlwg (GPH); E.197 Spring Field started 1936, E.212 1937 and E.212 1938; E.209 Pond Field sown June 1937.