The effects of PPJ, a surfactant, on B and Mn ion absorption in cotton were studied.
低浓度的表面活性剂PPJ会促进棉叶对硼和锰离子的吸收。
At the beginning of the program, according to PPJ, 64 percent of the children in targeted households were malnourished.
根据PPJ的数据，计划刚启动时，被扶助家庭的儿童百分之六十四营养不良。
At the beginning of the program, according to PPJ, 64 percent of the children in targeted households were malnourished.
根据PPJ的数据，计划刚启动时，被扶助家庭的儿童百分之六十四营养不良。
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