BSc PhD FRSC – davidspeaks.ca – @drdaviddennis
Transgenic Crops: Herbicide Resistance Weeds are a major problem for farmers and have been since the dawn of agriculture 10,000 years ago. The earliest farmers weeded their crops by hand, a laborious and time consuming activity. Subsistence farmers in some less developed countries still farm this way, with their children often missing school to helpRead More
Wrinkled pea vs rounded pea and the important difference… In the mid 1800’s, Gregor Mendel was a monk in a monastery in the city that is now called Brno in the Czech Republic. He grew peas in the monastery garden. Each variety of the peas he grew had distinct characteristics such has height, flower colourRead More
Cis-genic vs Trans-genic – What’s the difference and why you should know about it… In a previous blog “GM is not new: Frankenplants and Frankenfoods”, I discussed how crop plants have been changed by either selecting plants that have been changed by natural mutations or by enhanced mutations using ionizing radiation or mutagens. This hasRead More
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