Download Biotic Stress and Yield Loss by Robert K.D. Peterson, Leon G. Higley PDF

By Robert K.D. Peterson, Leon G. Higley

Knowing biotic tension and plant yield makes it possible for the sensible improvement of financial selection making, an instrumental a part of built-in Pest administration. and additional, the impression of biotic harm on plant yield bears without delay at the uncomplicated organic questions of inhabitants dynamics, existence heritage recommendations, neighborhood constitution, plant-stressor coevolution, and atmosphere nutrient biking. Biotic rigidity and Yield Loss is a accomplished assessment of the most recent conclusions of yield loss in entomology, weed technological know-how, and plant pathology, combining state of the art thought with profitable applications.This booklet is exclusive in that it's the first to hide all biotic stressors, bugs, weeds, and plant pathogens, and their effect on plant yield and health. It specializes in present wisdom of yield and health loss in either typical and agricultural ecosystems and on a physiologically established method of supply a standard foundation for contemplating and discussing biotic rigidity. by means of contemplating biotic rigidity in the context of plant ecophysiology, Biotic tension and Yield Loss makes an attempt to raise wisdom of biotic tension to a similar point as abiotic pressure and makes a controversy for integrating the 2 kinds of pressure.

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41. Buntin, G. , and Raymer, P. , Hessian fly (Diptera: Cecidomyiidae) damage and forage production of winter wheat, J. Econ. , 82, 301, 1989. 42. Buntin, G. , and Raymer, P. , Response of winter barley yield and yield components to spring infestations of the Hessian fly (Diptera: Cecidomyiidae), J. Econ. , 85, 2447, 1992. 43. Wilson, M. , Treece, R. , and Shade, R. , Impact of cereal leaf beetle larvae on yields of oats, J. Econ. , 62, 699, 1969. 44. Hintz, T. , Wilson, M. , and Armbrust, E. , Impact of alfalfa weevil larval feeding on the quality and yield of first cutting alfalfa, J.

The main difference between curves is in the response of yield to low levels of injury. Because pest management decisions often occur at low levels of injury, accurate description of the damage loss curve at low levels of injury is crucially important. 2,107 However, there are very few examples where a true over-compensatory response has been demonstrated44 and is not an artifact of an improper statistical model describing the damage loss curve. Most importantly, statistical functions used to describe damage yield loss relationships should make biological sense.

Bode, W. , and Calvin, D. , Yield-loss relationships and economic injury levels for European corn borer (Lepidoptera: Pyralidae) populations infesting Pennsylvania field corn, J. Econ. , 83, 1595, 1990. 9. Byers, R. , and Calvin, D. , Economic injury levels to field corn from slug (Stylommatophora: Agrolimacidae) feeding, J. Econ. , 87, 1345, 1994. 10. Vail, K. , Kok, L. , Broccoli yield response to selected levels of cabbage looper (Lepidoptera: Noctuidae) larvae in southwestern Virginia, J. Econ.

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