Pengaruh Hujan terhadap Produksi Tanaman Kelapa Sawit di PT. Perkebunan Nusantara V Kebun Tandun

Water availability is a major factor limiting the production rate of oil palm plantations. Availability of water for palm oil plants in the field is obtained from rainfall. The research was conducted at PT. Perkebunan Nusantara V Tandun Estate, Riau Province, for three months starting in June until August 2016. This study uses secondary data available on the administration of the garden. Secondary data for analysis include TBS monthly production data for 5 years (2011-2015), the data age of the plant 5, 10 and 20 years after planting, rainfall data and rainy day for 9 years (2007-2009). The analytical method used is analasis multiple linear regression and correlation models tested for feasibility with the classical assumption test including normality test, heteroscedasticity test and multicollinearity test. Regression analysis showed that variable rainfall and rainy days significantly affected on alpha 1% (Sig