Chlorophyll fluorescence upper-to-lower-leaf ratio for determination of irrigation time for Pentas lanceolata

Vol. 54 (2): 193-200, 2016
C.W. WU, M.C. LEE, Y.L. PENG, T.Y. CHOU, K.H. LIN*, Y.S. CHANG**
*Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City 700000, Vietnam, linkuanhung [at] tdt [dot] edu [dot] vn

**Department of Horticulture and Landscape Architecture, National Taiwan University, Taipei 106, Taiwan, yschang [at] ntu [dot] edu [dot] tw
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