Transcript Slide 1
What do these have in common? Corn Barley Bulgur wheat Oats Popcorn Rice Rye Wheat Wild rice Durum wheat Semolina wheat Sorghum Spelt Teff Triticale Fonio Kamut Millet Grasses • Have been grown as food for domesticated animals for up to 6,000 years. • Have been used for paper-making since 2400 BC or before. • Provide the majority of food crops, and have many other uses, such as feeding animals, and for lawns. • There are many minor uses (e.g., bamboo is a grass, so all bamboo products fit here). • Grasses are familiar to most human cultures. Grasses Became widespread in the late Cretaceous But how do we know? Coprolite Coprolites Grasses • have several main roots of the same size. • leaves make a big part of grass plants,, • most grasses have short stems covered by leaf bases.. • grasses are efficient in photosynthesis Grasses and… • How are they alike and different? Grasses and… • How are they alike and different? Grasses and… • How are they alike and different? Grasses and… • How are they alike and different? Or, for the botanists… Image from: http://www.lsuagcenter.com/en/crops_livestock/crops/rice/weed+control/parts+of+grass+spikelet.htm http://en.wikipedia.org/wiki/Poaceae Grass Family (family: Poaceae) http://www.getting-started-with-healthy-eating.com/list-of-grains.html Barley Bulgur wheat Corn Durum wheat Fonio Kamut Millet Oats Popcorn Rice Rye Semolina wheat Sorghum Spelt Teff Triticale Wheat Wild rice Gluten-Containing Grains • Barley Bulgur wheat Durum wheat Kamut Oats (may contain a gluten analogue; usually contaminated by gluten in processing) Semolina wheat Spelt Triticale Wheat Non-Grain Foods In The Grass Family • These foods come from other parts of Grass Family plants. Bamboo shoots Barleygrass Lemongrass (citronella) Molasses Rapadura Sugarcane Wheatgrass How do seeds start to grow? • • • • Dried beans Soaked beans Bromothymol Blue Aquarium air pump (optional) Grass Heads • http://www.yates.com.au/child/how-to/school-holidayproject-growing-grass-heads/ • http://familyfun.go.com/crafts/grass-head-guys-673724/