Pemberian H2so4 dan Air Kelapa pada Uji Viabilitas Biji Kopi Arabika (Coffea arabika L.)

Abstract: Arabica Coffee  is  important  plant  in  Indonesia.  The  coffee  seeds  can  be  germinated  normally,  without special treatment, in 6  –  8 weeks, special treatment either physically or chemically  can faster dormancy of the seeds, so they can germinate in 4 – 6 weeks after seedling. This research aimed to know the influence of giving  H2SO4  and  coconut  water  in  speeding  seed  dormancy  which  was  conducted  for  2  mounths  from January to March 2013 in the greenhouse  of faculty of Mathematics and Natural Science, Tanjungpura University  Pontianak.  The  research  methodology  used  factorial  experiment  with  complete  randomized design  which  consisted  of  two  treatments  that  are  concentration  H2SO4  with  four   levels:  control, concentration 15%, 20% and 25%. The second factor was concentration of coconut water with four levels that are conrol, concentration 60%, 80% and 100%, each of these was treated repeatedly, thus 48 unittrials were  achieved.  The  research  showed  that  giving  20%  H2SO4  and  100%  coconut  water  can  speed  seed dormancy with germination  percentage 86,66%, germination growth 30,46% and speed of growth 41,65%.
Key Words: Viability Test, Arabica coffee, Sulfuric Acid (H2SO4), and coconut water
Penulis: Hedty, Mukarlina, Masnur Turnip
Kode Jurnal: jpbiologidd140098

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