Search Results - "Cook, Douglas D."

A general review of the biomechanics of root anchorage by Stubbs, Christopher J, Cook, Douglas D, Niklas, Karl J

“…With few exceptions, terrestrial plants are anchored to substrates by roots that experience bending and twisting forces resulting from gravity- and…”
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Maize stalk stiffness and strength are primarily determined by morphological factors by Stubbs, Christopher J., Larson, Ryan, Cook, Douglas D.

“…The maize (Zea mays) stem is a biological structure that must balance both biotic and structural load bearing duties. These competing requirements are…”
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Measurement of maize stalk shear moduli by Carter, Joseph, Hoffman, Joshua, Fjeldsted, Braxton, Ogilvie, Grant, Cook, Douglas D

“…Maize is the most grown feed crop in the United States. Due to wind storms and other factors, 5% of maize falls over annually. The longitudinal shear modulus…”
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The influence of water content on the longitudinal modulus of elasticity of maize stalk pith and rind tissues by Sutherland, Brandon, Steele, Kirsten, Carter, Joseph, Cook, Douglas D

“…Modern computational modeling could provide the key to obtaining new insights into the mechanisms of maize stalk failure as well as suggesting new ways to…”
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The effect of probe geometry on rind puncture resistance testing of maize stalks by Cook, Douglas D, Meehan, Kyler, Asatiani, Levan, Robertson, Daniel J

“…Stalk lodging (breaking of plant stems prior to harvest) is a major impediment to increasing agricultural yields of grain crops. Rind puncture resistance is…”
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DARLING: a device for assessing resistance to lodging in grain crops by Cook, Douglas D, de la Chapelle, Witold, Lin, Ting-Che, Lee, Shien Yang, Sun, Wenhuan, Robertson, Daniel J

“…Stalk lodging (breakage of plant stems prior to harvest) is a major problem for both farmers and plant breeders. A limiting factor in addressing this problem…”
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Field‐based mechanical phenotyping of cereal crops to assess lodging resistance by Erndwein, Lindsay, Cook, Douglas D., Robertson, Daniel J., Sparks, Erin E.

“…Plant mechanical failure, also known as lodging, is the cause of significant and unpredictable yield losses in cereal crops. Lodging occurs in two distinct…”
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Integrated Puncture Score: force-displacement weighted rind penetration tests improve stalk lodging resistance estimations in maize by Stubbs, Christopher J, McMahan, Christopher, Seegmiller, Will, Cook, Douglas D, Robertson, Daniel J

“…Stalk lodging (breaking of agricultural plant stalks prior to harvest) is a multi-billion dollar a year problem. Rind penetration resistance tests have been…”
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Axial variation in flexural stiffness of plant stem segments: measurement methods and the influence of measurement uncertainty by Martin-Nelson, Nathanael, Sutherland, Brandon, Yancey, Michael, Liao, Chung Shan, Stubbs, Christopher J, Cook, Douglas D

“…Abstract Background Flexural three-point bending tests are useful for characterizing the mechanical properties of plant stems. These tests can be performed…”
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Measuring the compressive modulus of elasticity of pith-filled plant stems by Al-Zube, Loay A, Robertson, Daniel J, Edwards, Jean N, Sun, Wenhuan, Cook, Douglas D

“…The compressional modulus of elasticity is an important mechanical property for understanding stalk lodging, but this property is rarely available for…”
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Measuring the transverse Young’s modulus of maize rind and pith tissues by Stubbs, Christopher J., Sun, Wenhuan, Cook, Douglas D.

“…Wind-induced bending loads frequently cause failure of maize (corn) stalks. When failure occurs, it usually manifests as transverse buckling. Because this…”
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Preventing lodging in bioenergy crops: a biomechanical analysis of maize stalks suggests a new approach by Von Forell, Greg, Robertson, Daniel, Lee, Shien Yang, Cook, Douglas D.

“…The hypothetical ideal for maize (Zea mays) bioenergy production would be a no-waste plant: high-yielding, with silage that is easily digestible for conversion…”
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Measurement accuracy and uncertainty in plant biomechanics by Nelson, Nathanael, Stubbs, Christopher J, Larson, Ryan, Cook, Douglas D

“…All scientific measurements are affected to some degree by both systematic and random errors. The quantification of these errors supports correct…”
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Cell wall mechanics: Some new twists by Weizbauer, Renate A., Cook, Douglas D.

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The generic modeling fallacy: Average biomechanical models often produce non-average results by Cook, Douglas D, Robertson, Daniel J

“…Abstract Computational biomechanics models constructed using nominal or average input parameters are often assumed to produce average results that are…”
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On measuring the bending strength of septate grass stems by Robertson, Daniel J., Smith, Simeon L., Cook, Douglas D.

“…• Premise of the study: Reliable testing methodologies are a fundamental tenet of scientific research. However, very little information is found in the…”
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Sensitivity analysis on a network model of glymphatic flow by Boster, Kimberly A S, Tithof, Jeffrey, Cook, Douglas D, Thomas, John H, Kelley, Douglas H

“…Intracranial cerebrospinal and interstitial fluid (ISF) flow and solute transport have important clinical implications, but limited access to the brain…”
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Electrical capacitance measurements to assess European Corn Borer infestation in maize by Thomas, Mavrik D., Moriarty, Timothy M., Cook, Douglas D., Mazzeo, Brian A.

“…•Pest damage in maize plants can cause electromagnetic material changes in stalks.•Electrical measurement instrument was developed to quantify pest damage in…”
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Genetic Architecture of Maize Rind Strength Revealed by the Analysis of Divergently Selected Populations by Kumar, Rohit, Gyawali, Abiskar, Morrison, Ginnie D, Saski, Christopher A, Robertson, Daniel J, Cook, Douglas D, Tharayil, Nishanth, Schaefer, Robert J, Beissinger, Timothy M, Sekhon, Rajandeep S

“…Abstract The strength of the stalk rind, measured as rind penetrometer resistance (RPR), is an important contributor to stalk lodging resistance. To enhance…”
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Development and stochastic validation of a parameterized model of maize stalk flexure and buckling by Ottesen, Michael, Carter, Joseph, Hall, Ryan, Liu, Nan-Wei, Cook, Douglas D

“…Abstract Maize stalk lodging is the structural failure of the stalk prior to harvest and is a major problem for maize (corn) producers and plant breeders. To…”
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