R. T. Ellis

Plucking rounds [of tea].

R. T. Ellis, W. J. Grice, 1980 .

The use of low sulphur fuel oils with the aim of decreasing sulphurous emissions. An evaluation of economicalconsequences resulting from the application of directive proposal COM (75) 681. EUR 6011 EN. Environment and quality of life

R. T. Ellis, 1978 .

Suggested routine for the improvement of crop distribution.

R. T. Ellis, R. Fordham, 1970 .

Estimation of the market value of Central African tea by theaflavin analysis

R. T. Ellis, P. J. Hilton, P. Hilton, 1972 .