TSM 325 F11 Lecture-12C

TSM 325 F11 Lecture-12C - 11/8/2011 1 "A man...

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Unformatted text preview: 11/8/2011 1 "A man who carries a cat by the tail learns something he can learn in no other way." - Mark Twain TSM 325 (AE, Agron, AnS, BSE, BusAd, Econ) Biorenewable Systems Week 12 Session C November 8, 2011 Whos Was In the News? Planted a Jatropha tree in Ft. Myers, FL in 1929 Worked with Henry Ford to develop an electric car Made home-made wind turbines Invented the kinetophone and film projector. Tried to invent a more practical way to mine iron ore but failed miserably. 11/8/2011 2 Whos Was In the News? Thomas Edison (1847-1931) By the end of this session, you should Be aware of the Penmen-Monteith equation, what it means and how plant breeders use it. Know several likely characteristics of an ideal biomass crop Name several leading perennial candidates crops and some of their key attributes 11/8/2011 3 Plant productivity a theoretical framework (from Long et al. (2006) after Monteith (1977) Y p = S t i c / k b Y p = yield potential of an adapted cultivar under no stress S t = annual integral of incident solar radiation (MJ m-2 ) i = radiation interception efficiency (0-1) c = conversion efficiency of intercepted into biomass (0-1) = proportion of biomass in harvested product (harvest index, 0-1) K b = energy content (MJ kg-1 ) (~17.5 MJ kg-1 ) Application of Theory Canopy architecture; planting date; flowering time; nutrient responsiveness; leaf expansion rate Photosynthetic pathway; respiration rate; Rubisco specificity/catalytic rate Carbon partitioning; lodging resistance, leaf retention; harvest technology 11/8/2011 4 The Ideal Biomass Crop?...
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TSM 325 F11 Lecture-12C - 11/8/2011 1 "A man...

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