Tea Quarterly

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Complexities in plant nutrition and their relation to manuring practice
(Tea Research Institute. Thalawakele, 1960) Tolhurst, J.A.H.
Manuring young tea. placement and new types of fertilizer
(The Tea Research Institute. Talawakele, 1963) Tolhurst, J.A.H.
Manganese deficiency symptoms of tea
(The Tea Research Institute. Talawakele, 1963) Tolhurst, J.A.H.
Extension experiments
(The Tea Research Institute. Talawakele, 1966) Tolhurst, J.A.H.
Alternate versus double -row application of fertilizer
(The Tea Research Institute. Talawakele, 1966) Tolhurst, J.A.H.
Observations on the progress of certain manurial trials on St. Coombs
(The Tea Research Institute. Talawakele, 1964) Tolhurst, J.A.H.