The demonstration, using a model of a vertical section through the soil and time lapse photography, shows how liquid moves through soil of various compositions. The elements of the soil, which control the movement of water and liquid fertiliser, are of major importance in agriculture, irrigation, erosion control etc.
Credits
Collection metadata
ACMI Identifier
30244
Language
English
Subject categories
Agriculture, Business, Commerce & Industry → Agricultural productivity
Agriculture, Business, Commerce & Industry → Agriculture - Research
Agriculture, Business, Commerce & Industry → Soil formation
Agriculture, Business, Commerce & Industry → Soil structure
Agriculture, Business, Commerce & Industry → Soils
Agriculture, Business, Commerce & Industry → Water in agriculture
Climate, Environment, Natural Resources & Disasters → Soil conservation
Climate, Environment, Natural Resources & Disasters → Soil formation
Climate, Environment, Natural Resources & Disasters → Soils
Documentary
Documentary → Documentary films - United States
Educational & Instructional
Educational & Instructional → Educational films
Mathematics, Science & Technology → Soil formation
Mathematics, Science & Technology → Soil structure
Short films
Short films → Short films - United States
Sound/audio
Sound
Colour
Colour
Holdings
16mm film; Access Print (Section 1)