Please enable javascript in your browser to use this site properly.
Wilson, Lewis (1992-08-11)
The cornerstone of most pest management programs world-wide is the "Economic Threshold" concept which is based on the principle of controlling a pest only if it is economically prudent to do so i.e.
Allen, Stephen, West, Karyl-Lee (1988-08-17)
This review of the literature referring to A. macrospora indicates the extent of current knowledge about the pathogen and the disease it causes.