s:630:"TI Performance of teak (Tectona L.f.) grandis provenances seventeen years after planting at Longuza, Tanzania AU Madoffe S S AU Magembe J A AB The provenance trial, comprising seed sources from Tanzania, India, Java, New Britain, Nigeria, Sudan, Trinidad and Vietnam was established. Analysis of variance of data compiled on survival, growth and stem characteristics over 17 years demonstrated fairly uniform survival and growth rates among provenances. It is recommended that selection for tree improvement be made from superior trees of all the provenances in order to maintain a broad genetic base for teak in Tanzania ";