'Absolute steepness' of ramps as an essential cue for auditory pattern recognition by a grasshopper (Orthoptera; Acrididae; Chorthippus biguttulus L.)
The symptoms of bitter pit are described, and a number of apple cvs are listed in order of their relative susceptibility. Notes are included on the probable cause of the disorder, and on cultural practices affecting its development.
TropHort provides links to websites and science articles in biology, in the applied life sciences agriculture, horticulture and forestry, and the earth sciences. The site focusses on the horticulture of vegetables and fruits.
