A STUDY ON FORECASTING MODELS TO GROWTH LOSS PERCENTAGE OF CHINESE FIR CAUSED BY GLOMERELLA CINGULATA AND AN APPROACH TO THE ECONOMIC THRESHOLD
Deng Desheng
JOURNAL OF NANJING FORESTRY UNIVERSITY . 1992, (03): 57 -62 .  DOI: 10.3969/j.jssn.1000-2006.1992.03.011