English (en) | Change Language
  1. 1983-01-01 In 1976 a comprehensive soil survey of the Kingdom of Tonga was done by the N.Z. Soil Bureau.This booklet describes the kinds of soils which are found in the Kingdom of Tonga, how they have been formed, where they occur in the landscape, and their good and bad features.
  2. The aims of the workshop were to document the importance of diseases in pastures from a realistic assessment of the extent and nature of losses caused by diseases in each country and to consider the methodology needed to assess accurately such losses using economic analysis; to critically review...
  3. It is hoped this book will inspire farmers, researchers and others interested in land management to be more innovative in their tree growing activities, and provide a guide to help them get started.