光照强度和co2浓度是影响光合作用的两个主要外界因素下列各图表示的是北方夏季一天中棉花叶片光合作用强度的变化曲线曲线的纵坐标表示光合作用 Template




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tomski光照强度和co2浓度是影响光合作用的两个主要外界因素下列各图表示的是北方夏季一天中棉花叶片光合作用强度的变化曲线曲线的纵坐标表示光合作用 coloring