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Published byLoren Josselyn
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Abiotic Diseases? Weather –Temperature extremes –Moisture extremes Chemical –Herbicides –Excess fertilizer –Nutrient deficiencies Air Pollutants
Miscellaneous “Abiotics” Bromacil @ Oaks Herbicide Damage Zn Deficiency Pecan Remove the Tag! Acute SO 2 Damage Red Maple
Chemical “Burns” Borax toxicity @ septic field Chlorine damage: pines and waxmytle Fertilizer burn @ Eucalyptus
Arsenal Damage (pines) Irregular Growth “tufting” Darkened pith in oaks
Saltwater Damage (Hurricane) Pines Waxmyrtle
Freeze Damage – Live Oak Branch “Flagging” associated with longitudinal bark fissuring.
Urbanization Stupidity Wrap tie left in place – stem “girdling” Plasticized ball wrap left in place – root injury
Pine Chlorosis & Decline ph related micronutrient deficiency (Mn, Fe) Disruption of mycorrhizal symbiosis
Diagnosing “Abiotics” Think! Ask Questions Consider Circumstances Think! Remember: Patterns, Timing, and Broad Spectrum Damages
Abiotic Disorders Read Chapter 9 OBJECTIVES OF ABIOTIC DISEASES At the end of this section students should be able to: 1) Know and understand the types.
Introduction to Crop Injury. Outline What is a noninfectious disorder? Differences between noninfectious disorders and disease Symptoms and what to look.
CAUSES OF PLANT DISEASES
Plant Nutrition 16 Essential Nutrients for Normal Plant Growth.
Diagnosing Plant Disorders Introduction to Plant Science J.G. Mexal.
Urban Trees Site and Tree Selection Developed by: Sheldon Hammond, Northwest District ANR Program Development Coordinator In Cooperation with The University.
Calcium Deficiency Symptoms
Identifying Nutrient Deficiencies in Crops
Plant Nutrition Vs Plant Fertilization Nutrition: Availability and type of chemical elements in plant Fertilization: Adding nutrients to soil.
Module VI: Nutrient Deficiency Symptoms Lesson 1: Understanding Problems of a Standing Crop After completing this Lesson, you will be able to answer: 1.What.
Can You Identify the Maintenance Issue? Plant Material Maintenance.
Abiotic Disorders The Other Diseases John F. Baniecki, Ph.D. Extension Specialist, Plant Pathology/Entomology Professor, Plant Pathology, College of Agriculture,
Vegetable Diseases: Identification & Management 2012 Home Vegetable Gardening Series.
Module 3 Onset of the Problem Sometimes an observant, conscientious grower will know just when a particular concern appeared Sometimes indicators pinpoint.
Bellringer-October 7, )Name 3 different causes of why a plant might become diseased (think hard): 2)What is the difference between biotic and abiotic?
Insects and disease can threaten tree health. As soon as you notice any abnormalities in your tree’s appearance, you should begin a careful examination.
Nutrient management for organic vegetable production in NC Part I.
Unit 5- Soil Science Soil Fertility
May 2010 Understanding the NCDA&CS Plant Analysis Report NCDA&CS Agronomic Division Plant/Waste/Solution/Media Section.
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