Cucurbit Genetics Cooperative Report 20:4-6 (article 3) 1997 Yu Shuancang, Cui Hongwen and Yuan Yuxiang Department of Horticulture, Northwestern Agricultural University, Yangling, Shaanxi 712100 P.R. China Lu Jinyin Department of Basic Science, Northwestern Agricultural University, Yangling , Shaanxi 712100 P.R. China Phytoluminescence analysis (the technique of phytoultramicroanalysis) was developed in the 1970s. Ultra-weak luminescence (UWL) […]