果树枝条的束缚水答山东省高唐县读者蔡成学植物体内的水分可分为束缚水与自由水。在细胞亲水物质表面所紧紧吸附的这部分水被称为束缚水，它不能随植株水分亏缺而移动。因此，不能参与植株体内的水分平衡活动，也不能保持细胞的膨压；维持原生质的胶体状态进行生命活动；... The irreducible water of the branches of fruit trees To answer the readers in Gaotang County, Shandong Province Cai Chengxue The water in plants can be divided into irreducible water and free water. This part of the water that is tightly adsorbed on the surface of the cell hydrophilic substance is called irreducible water, and it can not move with the water deficit of the plant. Therefore, it can not participate in plant water balance activities, can not maintain the cell turgor; maintain the protoplast colloid state of life activities; ...