PENGARUH DEFISIT EVAPOTRANSPIRASI TERHADAP PERTUMBUHAN TANAMAN DAN EFISIENSI PENGGUNAAN AIR PADA TIGA VARIETAS KEDELAI (Glycine max (L.) Merill)

ABSTRACT: The objective of this research is to find out the influence of evapotranspiration deficit toward plants growth and water use efficiency of three soybean varieties (Glycine max. (L)  Merr.). This research was conducted in  the greenhouse, integrated laboratory of Agriculture Faculty, Lampung University on November, 2013 to January, 2014.  This  research  used  a  complity  randomized  design    consisting  two  treatment  factors  with  three  times repetition. The fisrt factor was evapotranspiration deficit (E) consisting of E1 (1.0), E2 (0.8), and E3 (0.6), and E4 (0.4). The second factor was variety (V) consisting of Tanggamus (V1), Kaba (V2), and Willis (V3). The result of research showed that evapotranspiration deficit and variety was significantly different whereas the interaction was not significantly different at all growth components, production and water use efficiency . The highest result production was Wiliis (V3) and Kaba (V2) on E1 (1.0) 12.33 gr/pot. The highest value of water use efficiency was Willis (V3).
Keywords: Deficit evapotranspiration, irrigation, soybean
Penulis: Nivoliya  Febriana,  Bustomi  Rosadi,  Ahmad  Tusi
Kode Jurnal: jppertaniandd150018

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