Pigs and poultry in the tropics :

by Preston, T.R.

Published by : Technical Centre for Agricultural and Rural Co-operation, (Wageningen, Netherlands :) Physical details: 25 p. : charts. ISBN: 9290810076 (pbk).. Subject(s): Swine breeding. | Swine breeding -- Feeding and feeds. | Poultry -- Feeding and feeds. Year: 1987

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