Ganpat, Wayne G.Ramdwar, Marcus N. A.Stripling, Christopher T.Roberts, T. Grady2019-07-122019-07-122013https://hdl.handle.net/2139/47306The author retains copyright ownership of this item, which is made available for research and educational purposes. Permission to reuse, publish, or reproduce the object beyond educational use or other exemptions to copyright law must be obtained from the author.Agriculture -- Education -- Trinidad and TobagoTeaching—Aids and devices