Melvin T. Tyree in his Concepts essay on plant hydraulics “The ascent of water” (Nature 423, 923; 2003) mentions the well-known comparison of the mammalian heart, the pump circulating the ...

We propose that transpiration is a thermodynamic imperative rather than a physiological burden for the plant. Plants have not replaced their prevalent metabolism C3 with those of less loss of ...

The transpiration rate was reduced by (1) increasing the atmospheric humidity, (2) reducing the light intensity, (3) increasing the concentration of the nutrient solution. 3. The absolute weight of ...

Transport systems - Plants Transpiration Multicellular organisms require transport systems to supply their cells and remove waste products. Plants transport substances through xylem and phloem.