i) Saprophytic fungi:- The fungi obtained their food from dead
organic matter.
ii) Symbiotic fungi:- it is the nature of co-operative
association of two dissimilar organisms which mutually benefits each other and
are not antagonistic eg. Lichen , mycorhiza
iii) Parasitic :- They
obtained their food from living tissue of the plant or animal
a) Obligate parasite :- Are the organism which are live entirely on living tissue
.They are also called as biotrophs eg. Rust, Powdery mildew and Downy mildew.
b) Facultative Saprophyte :- These are normally parasite but have ability to become
saprophytes eg. Smut
c) Facultative parasites :- They are originally saprophytes but have the ability to become parasite when came in contact with the living host plant under favorable environment condition eg. Pythium, fusarium
Also read important notes on
1) Reproduction of fungi
https://krishiratna.blogspot.com/2021/03/Reproduction%20in%20fungi.html
2) Disease Triangle
https://krishiratna.blogspot.com/2021/02/plant-pathology-disease-triangle.html
3) Plant pathology; Branches , objectives
https://krishiratna.blogspot.com/2021/02/plant-pathology-branches-objectives-of.html
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Easily understand due to this blog than book thanks krishiratna
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