International Society of Arboriculture
|
Through research, technology, and education, the International Society of Arboriculture (ISA) promotes the professional practice of arboriculture and fosters a greater worldwide awareness of the benefits of trees. ISA is a dynamic medium through which arborists around the world share their experience and knowledge for the benefit of society. ISA is aligned on many fronts with other green organizations and is working hard to foster a better understanding of trees and tree care through research and the education of professionals as well as global efforts to inform tree care consumers. |
Remove Filters:
Urban Soils(X)
| 45 Images of 12 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5395580 | fertilization | organic to inorganic transition cycle for tree fertilization | |
| 5395578 | fertilization | nutrient availability changing with pH | |
| 5377128 | soil compaction | ||
| 5377117 | soil compaction | bulk density diagram | |
| 5377100 | soil compaction | truck compacting soil over roots | |
| 5377083 | ISA Publications | ||
| 5430416 | soil & water | begining of series on water movement through different soil types | |
| 5377040 | soil aggregates | Soil particles at different soil moisture contents | |
| 5377041 | soil aggregates | movement of watter in different soil types | |
| 5377038 | soil aggregates | movement of water through different soil types | |
| 5377039 | soil aggregates | movement of water through different soil types | |
| 5377032 | soil aggregates | showing general composition of soil | |
| 5377033 | soil horizons | showing example of soil horizons | |
| 5377035 | soil aggregates | soil particles | |
| 5377036 | soil aggregates | soil particles at field capacity | |
| 5376981 | construction | Soil trenching/tunneling during construction. Possible root loss. Circle depicts dripline. | |
| 5375259 | soil & water | Soil types and compositions. | |
| 5377129 | fertilization | depending on the nutrient content of the soils, a complete fertilizer may not be needed. A soil test prior to fertilizer application is recommended. | |
| 5377037 | soil aggregates | Chart showing available water by soil texture | |
| 5377034 | soil aggregates | soil texture triangle | |
| 5375328 | soil & water | Soil graph. | |
| 5375329 | soil & water | Soil graph. | |
| 5444985 | root zone | ||
| 5431655 | soil aggregates | ||
| 5431624 | urban planting | Compacted soil in urban settings. | |
| 5431623 | urban planting | Soil compaction in urban settings. | |
| 5377054 | soil compaction | ||
| 5375330 | static tree support | Turn buckle tensioner. | |
| 5375314 | construction | Soil quality near construction site. | |
| 5375313 | construction | Soil below ground near construction work. | |
| 5375290 | grade change | Grade changing causes harm to urban trees. | |
| 5375285 | construction | Construction operations with no protection of urban trees. | |
| 5375274 | construction | Construction site with a variety of soil qualities. | |
| 5375263 | grade change | Soil under construction. | |
| 5375250 | soil horizons | Soil horizon showing the difference between layers. | |
| 5375251 | soil horizons | Soil horizons are shown to get an idea of what soil life is like beyond the surface. | |
| 5375253 | soil horizons | Construction zones are a good place to locate soil horizons. | |
| 5375255 | fertilization | Soil can be deficient in lime and need proper supplies of calcium and magnesium to help enhance fertilizer effectiveness and nuetralize soil acidity. | |
| 5375256 | fertilization | Lawns that are deficient and not producing a healthy lawn may require dolomitic limestone to help correct soil pH and boost nutrients. | |
| 5375258 | soil & water | Soil testing kit. | |
| 5375242 | soil horizons | Often, soil horizons are shown to demonstrate the layer or zone of the soil profile with physical, chemical, and biological characteristics that differ from adjacent layers. | |
| 5375244 | construction | Construction site preparation/grading | |
| 5375245 | construction | Construction site preparation. Truck in foreground to show scale. | |
| 5375247 | construction | Urban soils are often highly disturbed. Concrete washout and other debris can alter soil structure and chemistry. | |
| 5375236 | inorganic mulch | Geotextile fabric used on an tree lawn |
