वनस्पति वैज्ञानिकों द्वारा सामान्यत: वाष्पन मापन के लिए प्रयुक्त किए जाने वाले रंध्रयुक्त, पोर्सिलेन के बेलनाकार ब्लाक के गोले, क्योंकि इनकी सतह से वाष्पन को वनस्पति सतह से वाष्पन का प्रतिनिधित्व माना जाता है।
Porous, porcelain spheres, cylinders or blocks commonly used by plant physiologists for measuring evaporation because evaporation from their surface is considered to be quite representative of that from plants. An instrument for measuring the rate at which water evaporates.
An instrument that measures the rate of water evaporation. [Greek atmos , vapor; see atmosphere + –METER .]
Porous, porcelain spheres, cylinders or blocks commonly used by plant physiologists for measuring evaporation because evaporation from their surface is considered to be quite representative of that from plants. An instrument for measuring the rate at which water evaporates.
An instrument that measures the rate of water evaporation. [Greek atmos , vapor; see atmosphere + –METER .]
