Plant diseases

Description

New South Wales - Higher School Certificate (HSC) Biology (Task 3) Mind Map on Plant diseases, created by janmart.tenedora on 19/06/2013.
janmart.tenedora
Mind Map by janmart.tenedora, updated more than 1 year ago
janmart.tenedora
Created by janmart.tenedora almost 11 years ago
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Resource summary

Plant diseases
  1. Blight
    1. Symptoms
      1. Widespread death of tissue
        1. Wlting
          1. Brown patches
          2. Causes
            1. Infection via microorganisms
          3. Canker
            1. symptoms
              1. Sunken neurotic lesion
                1. Often on
                  1. Main stem
                    1. Branch
                      1. Root
                  2. Caused by
                    1. Variety of pathogens
                  3. Damping off
                    1. Symptoms
                      1. Collapse and rot of seedling
                      2. Causes
                        1. fungal infection
                      3. Dieback
                        1. Symptoms
                          1. Twig and branch death
                            1. Partial defoliation
                              1. Death
                              2. Causes
                                1. Mould
                                  1. 'Phytophthora cinnamomi'
                              3. Gall
                                1. Symptoms
                                  1. Abnormal growth
                                    1. Swelling
                                    2. causes
                                      1. Pathogenic invasion
                                    3. Mosaic
                                      1. Symptoms
                                        1. Patches of green colour
                                      2. Powdery Mildew
                                        1. Symptoms
                                          1. White powdery 'bloom'
                                            1. On plant Surface
                                          2. caused by
                                            1. Powdery mildew fungus
                                          3. Rust
                                            1. Symptoms
                                              1. rust coloured pustules
                                              2. causes
                                                1. rust fungi
                                              3. Rot
                                                1. Symptoms
                                                  1. Disintegration of tissue
                                                    1. Causes
                                                      1. Pathogens
                                                        1. toxins
                                                          1. Enzymes
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