Items where Author is "Walters, P. R."
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Walters, P. R., Macfarlane, N. and Spensley, P. C. (1979) Jojoba: An assessment of prospects. Tropical Products Institute (TPI), London, UK. ISBN 0859541037
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Walters, P. R., Macfarlane, N. and Spensley, P. C. (1979) Jojoba: An assessment of prospects. Tropical Products Institute (TPI), London, UK. ISBN 0859541037