62. Caviness, C. E., Registration of soybean germplasm lines R85–395 <strong>and</strong> R88–1259, withquantafoliolate leaves, Crop Sci., 31, 495, 1991.63. Brothers, M. E., <strong>and</strong> Kelly, J. D., Interrelationship of plant architecture <strong>and</strong> yield componentsin the pinto bean ideotype, Crop Sci., 33, 1234, 1993.64. Nelson, R., The inheritance of branching type of soybean, Crop Sci., 36, 1150, 1996.65. Wells, R., Soybean growth response to plant density: relationship among canopy photosynthesis,leaf area index, <strong>and</strong> light interception, Crop Sci., 31, 755, 1991.66. Robinson, T. L., <strong>and</strong> Lakso, A. N., Bases of yield <strong>and</strong> production efficiency in appleorchard systems, J. Am. Soc. Hortic. Sci., 116, 188, 1991.67. Redfearn, D. D., Moore, K. J., Vogel, K. P., Waller, S. S., <strong>and</strong> Mitchell, R. B., Canopyarchitecture <strong>and</strong> morphology of switchgrass populations differing in forage yield, Agron.J., 89, 262, 1997.68. Wofford, T. J., <strong>and</strong> Allen, F. L., Variation in leaflet orientation among soybean cultivars,Crop Sci., 22, 999, 1982.69. Blaine, B. L., <strong>and</strong> Baker, D. G., Orientation <strong>and</strong> distribution of leaves within soybeancanopies, Agron. J., 64, 26, 1972.70. Hicks, D. R., Pendleton, J. W., Bernard, R. L., <strong>and</strong> Johnson, T. J., Response of soybeanplant types to planting patterns, Agron. J., 61, 290, 1969.71. Hartung, R. C., Specht, J. E., <strong>and</strong> Williams, J. H., Agronomic performance of selected soybeanmorphological variants in irrigation culture with two row spacings, Crop Sci., 20,604, 1980.72. M<strong>and</strong>l, F. A., <strong>and</strong> Buss, G. R., Comparison of narrow <strong>and</strong> broad leaflet isolines of soybean,Crop Sci., 21, 25, 1981.73. Dornhoff, G. M., <strong>and</strong> Shibles, R. M., Varietal differences in net photosynthesis of soybeanleaves, Crop Sci., 10, 42, 1970.74. Bhagsari, A. S., Ashley, D. A., Brown, R. H., <strong>and</strong> Boerma, H. R., Leaf photosyntheticcharacteristics of determinate soybean cultivars, Crop Sci., 17, 929, 1977.75. Palit, P., Kundu, A., M<strong>and</strong>al, R. K., Sircar, S. M., Photosynthetic efficiency <strong>and</strong> productivityin tropical rice, Plant Biochem. J., 3, 54, 1976.76. Secor, J., McCarty, D. R., Shibles, R., <strong>and</strong> Green, D. E., Variability <strong>and</strong> selection for leafphotoysnthesis in advanced generations of soybeans, Crop Sci., 22, 255, 1982.77. Hay, R. K. M., <strong>and</strong> Walker, A. J., An Introduction to the Physiology of Crop <strong>Yield</strong>,Longman <strong>and</strong> John Wiley, New York, 1989.78. Wells, R., Schulze, L., Ashley, D. A., Boerma, H. R., <strong>and</strong> Brown, R. H., Cultivar differencesin canopy apparent photosynthesis <strong>and</strong> their relationship to seed yield insoybeans, Crop Sci., 22, 886, 1982.79. Wells, R., Meredith, W. R., Jr., <strong>and</strong> Willford, J. R., Canopy photosynthesis <strong>and</strong> its relationshipto plant productivity in near isogenic cotton lines differing in leaf morphology,Plant Physiol., 82, 635, 1986.80. Boerma, H. R., <strong>and</strong> Ashley, D. A., Canopy photosynthesis <strong>and</strong> seed-fill duration inrecently developed soybean cultivars <strong>and</strong> selected plant introductions, Crop Sci., 28, 137,1988.81. Ashley, D. A., <strong>and</strong> Boerma, H. R., Canopy photosynthesis <strong>and</strong> its association with seedyield in advanced generations of a soybean cross, Crop Sci., 29, 1042, 1989.82. Dong, S. T., <strong>and</strong> Hu, C. H., Effect of plant population density on canopy net photosynthesis<strong>and</strong> their relation to grain yield in maize cultivars, Photosynthetica, 29, 25,1993.83. Meredeth, W. R., Jr., Registration of eight sub-okra cotton germplasm lines, Crop Sci., 28,1035, 1988.
84. Chatterton, N. J., Photosynthesis of 22 alfalfa populations differing in resistance todiseases, insect pests, <strong>and</strong> nematodes, Crop Sci., 16, 833, 1976.85. Haile, F. J., Higley, L. G., Ni, X., <strong>and</strong> Quisenberry, S. S., Physiological <strong>and</strong> growthtolerance in wheat to Russian wheat aphid (Homoptera: Aphididae) injury, Environ.Entomol., 28, 787, 1999.86. Sauphanor, B., Some factors of upl<strong>and</strong> rice tolerance to stem-borers in West Africa, InsectSci. Appl., 6, 429, 1985.87. Sosa Jr., O., <strong>and</strong> Foster, J. E., Temperature <strong>and</strong> the expression of resistance in wheat to theHessian fly, Environ. Entomol., 5, 333, 1976.88. Ostlie, K. R., <strong>and</strong> Pedigo, L. P., Soybean response to simulated green cloverworm(Lepidoptera: Noctuidae) defoliation: progress toward determining comprehensiveeconomic injury levels, J. Econ. Entomol., 78, 437, 1985.89. Hammond, R. B., <strong>and</strong> Pedigo, L. P., Determination of yield-loss relationships for two soybe<strong>and</strong>efoliators by using simulated insect-defoliation techniques, J. Econ. Entomol., 75,102, 1982.
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Biotic Stressand Yield Loss
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Library of Congress Cataloging-in-P
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PrefaceThe idea for this book came
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EditorsRobert K. D. Peterson, Ph.D.
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ContentsChapter 1Illuminating the B
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1Illuminating the Black Box:The Rel
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increase plant tolerance, through p
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the action of a stressor on a plant
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The magnitude and duration of injur
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Plant part injuredrefers to the pla
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cific competition, while agricultur
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2Yield Loss and PestManagementLeon
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direct relationships between the ac
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In keeping with the theme of this b
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egressions. Actually, the title “
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REFERENCES1. Teng, P. S., Crop Loss
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3Techniques for EvaluatingYield Los
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number of species and stage of cutw
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especially if buried in soil, can d
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elationships for some pests. When m
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injury can be precisely controlled
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day. 81, 99 However, except for an
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the literature most likely are actu
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20. Ba-Angood, S. A., and Stewart,
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60. Stewart, J. G., McRae, K. B., a
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99. Shields, E. J., and Wyman, J. A
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4.3.3.1.3 Third generation European
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ing on the developmental stage at t
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4.2.2.1.2 Temperature stressPlant s
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chronic injury. Acute injury result
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ows, roadsides, or small grain fiel
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numbers are present. Stink bugs, Eu
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Oligonychus pratensis, feed on corn
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ECB2. 224.3.3.1.4 The impacts of Eu
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stalk borer, Papaipema nebris, is a
- Page 72 and 73: period prolonged with sufficient co
- Page 74 and 75: Arthropod injuries to developing ea
- Page 76 and 77: esponses to herbivory have been obs
- Page 78 and 79: Midwest, Purdue University CES and
- Page 80 and 81: 59. Bailey, W. C., and Pedigo, L. P
- Page 82 and 83: 5Phenological Disruptionand Yield L
- Page 84 and 85: ity by animal consumers is the agro
- Page 86 and 87: ously, structural components (e.g.,
- Page 88 and 89: FIGURE 5.2 Generalized alfalfa grow
- Page 90 and 91: 601, 1972.9. Gordon, C. H., Derbysh
- Page 92 and 93: do we know about how biotic stresso
- Page 94 and 95: ing both large and small leaf veins
- Page 96 and 97: population. Whole plants may respon
- Page 98 and 99: temporally and spatially, are more
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- Page 104 and 105: apple leaves, HortScience, 19, 815,
- Page 106 and 107: 7The Influence of Cultivarand Plant
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- Page 120 and 121: 19. Jarosik, V., Phytoseiulus persi
- Page 124 and 125: 8Drought Stress, Insects,and Yield
- Page 126 and 127: humidity. Because the relative humi
- Page 128 and 129: temperature and precipitation. Prop
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- Page 132 and 133: Changes in plant hormones, such as
- Page 134 and 135: plays a key role in promoting plant
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- Page 138 and 139: 15. Schulze, E. D., Water and nutri
- Page 140 and 141: 52. Meyer W. S., and Walker, S., Le
- Page 142 and 143: 9The Impact of Herbivoryon Plants:
- Page 144 and 145: conditions of stress are themselves
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- Page 148 and 149: plant tissue, resulting in gall for
- Page 150 and 151: found on cucumbers in polycultures
- Page 152 and 153: compensatory response. Also, more v
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- Page 158 and 159: made, while larger vertebrate herbi
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- Page 162 and 163: de Entomol., 38, 421, 1994.32. Kare
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- Page 166 and 167: 114. Karban, R., and Strauss, S.Y.,
- Page 168 and 169: 10Stephen C. WelterCONTENTSContrast
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and wheat acres receiving some type
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pattern to be true. 109 Because rel
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used in the experiment influenced t
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artificially elevated nitrogen leve
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annual, landrace cultivars, or mode
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settings are coupled with genotype
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10. Kennedy, G. G., and Barbour, J.
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53. Panda, N., and Heinrichs, E. A.
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97. Gross, K. L., and Soule, J. D.,
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143. Davidson, J. L., and Milthorpe
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11Crop Disease andYield LossBrian D
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The conditions listed above are opt
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to associate the effects of disease
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general relationship between LAI an
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Biomassproduction(total dryweight)R
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Y RUE(t)RI(t)[1 X]dt [11.12]wher
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sue. The most accurate prediction o
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tion. Two weeks before harvest, the
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15. Spitters, C. J. T., Van Roermun
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57. Richardson, A. J., Wiegand, C.
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they were cheap, convenient, and ef
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dW / W dtcauses and consequences of
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(a)(b)Maize yield (Mg ha -1 )987654
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Recall that c is a constant, so by
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where the subscripts c and w repres
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0.6Fraction yield loss0.40.2Eq. 16,
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the leaf area index (LAI). Incorpor
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can no longer be tolerated and, the
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cide. Steckel et al. 68 showed that
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A eq ∑ jN eq,ji 1YL n,j [12.31]1
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samples per field. Thomas 85 sugges
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external factors such as annual wea
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38. Boznic, A. C., and Swanton, C.
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weeds, Weed Sci., 44, 856, 1996.79.
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competition and weed management. 3-
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per unit biomass (1/W i)(dW i/dt) o
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of light interception). Algorithms
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where G a,iis the water limited pla
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13.4 COMPETITION FOR SOIL NITROGENA
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As with soil water, Equations 13.10
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partitioning of nitrogen to leaves.
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and stems to optimize photosyntheti
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influence of enhanced UV-B conditio
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Systems Approaches at the Field Lev