By Paul Starkey
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Extra resources for Animal-Drawn Wheeled Toolcarriers: Perfected Yet Rejected : A Cautionary Tale of Development
The first was inadequateavailability of draft animals to form the very large teams traditionally used to pull large mouldboard plows. The second problem that could be overcorke was the difficulty that farmers experienced in efficiently weeding crops that had been broadcast. Economic analysessug gested that the Versatool could be used on farms of about 10 ha, while allowing farmers to cover all costs, and in most years leave a cash surplus. , 1974). At the end of this first research phase, a memorandumwas drawn up in 1974between the Botswana Government and the British 0DA defining the objectives of a followup programme, the Evaluation of Farming Systems and Agricultural Implements Project (EFSAIP).
It was shown to be effective, but it was not 32 promoted. Instead emphasiswas placed on the development of a simple toolbar (Kinsey, 1984). Similar decisionsnot to promote wheeled toolcarriers were taken positively, dr by default, in most easternAfrican countries, and only Uganda attempted to subsidize and promote them. anywhere in the region (Ahmed and Kinsey, 1984). 2 Uganda The development of animal traction in Uganda has been well documented and the equipment innovations in the cotton-millet farming systemsin the northern and easternareas of the country have been reviewedby Kinsey (1984).
Photo: FMDUL searchmandate. There was an apparent need soils of the researchstation, but was difficult to apply on the conditions of the small farms, The conclution that on-station results may not be directly transferable to on-farm conditions is a common one. Howeverin this case a compounding factor was the shortterm horizon of the initial project. The highly variable climate that makes crop cultivation itself problematic, also makes shortterm research difficult. For example the weed control techniques with sweeps that were found effective in a relatively dry year proved unsuitable the fotiowing year when rainfall stimulated additional weed growth causingimplement clogging.
Animal-Drawn Wheeled Toolcarriers: Perfected Yet Rejected : A Cautionary Tale of Development by Paul Starkey