Pengaruh cekaman kekeringan terhadap pertumbuhan dan produksi padi lokal Bangka di media sandy clay pasca penambangan timah

Abstract

Drought stresses in one of important factor to reduce growth and product of rice. To increase our National agrecultur production, we need to found elite rice that tolerant to drought stresses especially have a lot Bangka Island with post tin mining area . The research aimed to obtain local rice variety from Bangka Island that adapted, high production and good association with (CPF) in sandy clay post tin mining area. The research was conduct in the experiment garden at Agriculture, Fisheries, and Biology Faculty, University of Bangka Belitung in Balunijuk, Bangka from May to October 2010 by used Split Plot Complete Random Design with hvo factor. The first factor is local rice variety from Bangka Island including Mayang Nibung, Mayang Anget, Mayang Grintil, Mayang Duku and Balok Mas. Secondly is drought stresses consentration including -30 Kpa and - 40 Kpa with third repetitions. The result shows that local rice variety from Bangka Island Mayang Grintil had good adaptation and high production and Mayang Nibung had good association with FPF in sandy clay post tin mining media