author = { Headley, David B. AND Mower, Robert G. },

title = { Evaluating Tree Canopy Color Using Computerized Microdensitometry },

publisher = {American Society for Horticultural Science},

isbn = {2327-9788},

isbn = {0003-1062},

keywords = { Horticulture , Genetics },

year = {1990},

url = { http://slubdd.de/katalog?TN_libero_mab2 }