Abstract

The jatropha plant was introduced to Zimbabwe in 1940. Until recently, jatropha production was mainly done by communal farmers in marginal areas of the country. Being a multipurpose tree, the jatropha plant was being used to produce soap, lubricants and in soil conservation. Due to the fuel crisis that gripped Zimbabwe over the last decade, there has been a move towards producing biodiesel to complement imported fossil fuel. There is potential to produce animal and plant protectants, and organic fertilizer from jatropha. The current utilization of the plant is limited by lack of a clear government policy, unfavorable selling prices and unavailable agronomic information. There is need for government to come up with a policy that encourages production, research and utilization of biofuels. Information on jatropha propagation should be made available, not only in English, but vernacular languages also. Research should be encouraged so that varieties that are higher yielding are produced.

Highlights

  • N Investigation into the agronomy of the plant

  • More research has to be initiated locally in all these areas so that the jatropha plant can be put to better use

  • Most farmers in Zimbabwe have small land units on which they have to prioritize between jatropha production, and food crop production

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Summary

Introduction

N Investigation into the agronomy of the plant. Critical areas include plant spacing, plant propagation, fertilizer application rates and irrigation. Jatropha exploitation as a biofuel was intensified in the 1970s and 1980s, with 2 000 hectares planted in 1997. A number of institutions, including the Scientific and Industrial Research and Development Centre (SIRDC), Masvingo and Harare Polytechnic Colleges, the National Oil Company of Zimbabwe (NOCZIM) and Environment Africa initiated research for Jatropha curcas biodiesel oil.

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