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factors  22
injurious factors 178645
causes Erosion 96892
causes Lesions 55356
includes noxious animals 62092
includes noxious plants 2186
includes Parasites 126671
includes Pathogens 1615162
includes Pests 134943
includes pollutants 227588
causes Radiation damage 378
includes toxic substances 173906
includes Weeds 1166157
causes Deterioration 131734
includes soilborne organisms 7670
causes Damage 58201
includes Foreign bodies 4317
causes Injurious environmental effects 1 
influences Health hazards 91753
 

Hierarchy





2 errors:


18 relations
Displayed: 853 time, last: 2020-11-25 03:44:47.0

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