单词	guttation
释义	guttation /ɡʌˈteɪʃ(ə)n / noun [mass noun] The secretion of droplets of water from the pores of plants.When pressure was applied to the soil/root system of the intact maize plants, guttation appeared at the leaf margins and indicated that the potential X had been raised, confirming the observations of Passioura.... Shoot-synthesized CKs, as well as cytokinins which are released at the hydathodes by guttation and are reabsorbed into the phloem, can be transported through the phloem in the root direction. Increasing air circulation and lowering humidity will help in controlling guttation as well. Origin Late 19th century: from Latin gutta 'drop' + -ation.
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