Browsing by Author "Haines, W.B."
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Item Manuring of rubber(Department of Agriculture, Peradeniya, 1930) Haines, W.B.Item Manuring of rubber 1.:general aspects of the problem(Department of Agriculture, Peradeniya, 1929) Haines, W.B.Item Some considerations on silt-pitting(Department of Agriculture, Peradeniya, 1929) Haines, W.B.