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Long-term observations of eta , the ratio of PAR to total solar radiation, are reported for Dar es Salaam (7 deg S.). The records for very clear perio...
Read moreA miniature version (suitable for measuring radiation in herbage and short grass) of an instrument described previously [see H.A., 35: 223]....
Read moreThe construction, installation and performance of the instrument described.
Read moreThe stress-gradient hypothesis (SGH) provides a conceptual framework for explaining how environmental context determines the nature of biotic interact...
Read moreIn experiments at Kabanyolo, Uganda, in which radiation incomes were measured and growth analysis was employed, seedlings of both robusta and arabica ...
Read moreResults are compared of measuring radiation penetration coefficients using different types of sensor under clear and overcast conditions within a 20- ...
Read moreThe construction and calibration of a sensor for measuring light interception in crop canopies are described.
Read morePresents photos taken during and after a solar eclipse in the University of Wisconsin Arboretum, on 10th July 1972, giving examples of solar images un...
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