List of Articles Plant canopy Open Access Article Abstract Page Full-Text 1 - Quantification of ursolic acid, correlations and contribution by other traits towards accumulation of ursolic acid in six Ocimum species Raj Kishori Lal Smita Singh Pankhuri Gupta Sunita Dhawan Sougata Sarkar Ram Verma Open Access Article Abstract Page Full-Text 2 - Effect of planting date and plant density on net photosynthesis, stomatal conductance, leaf chlorophyll index and grain yield of soybean in Meghan and Karaj areas Hossein Sadeghi حسین حیدری شریف آباد آیدین حمیدی قربان نورمحمدی حمید مدنی