Some plants are woody in type—an adaptation designed to prevent collapse of the plant tissue when water stress produces wilting.
有些植物是木本植物,这是一种适应性的设计,以防止植物组织萎缩时,水分胁迫产生萎蔫。
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Plant productivity is a measure of the rate of the photosynthesis process that green plants use to convert solar energy, carbon dioxide and water to sugar, oxygen and eventually plant tissue.