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![Page 1: jameslitsinger.files.wordpress.com · Web viewFranklin W. Martin. 1980. The extension of usefulness of agricultural technology: A critical review. A paper presented at CATIE, Turrialba,](https://reader036.vdocuments.mx/reader036/viewer/2022080720/5f79d4367a71d5541268c75f/html5/thumbnails/1.jpg)
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Franklin W. Martin. 1980. The extension of usefulness of agricultural technology: A critical review. A paper presented at CATIE, Turrialba, Costa Rica, 16 pages.
Keywords: site-specific technology, the role of extension services, technology verification, tailoring technology to environments, utility of agro-ecological zones