Judul: Manajemen Pemupukan Kelapa Sawit di Sungai Bahaur Estate, Bumitama Gunajaya Agro Group Plantation, Kalimantan Tengah
Abstrak: The Increasing of world vegetable oil is required, and it needs an effort to increase the quantity and quality of oil crop production. Elaeis guineensis Jacq. is one of the palmae plant which produce the biggest volume of vegetable oil in the world. The optimal palm oil growth will produce a lot of fresh fruit bunch by high quality oil. The good cultivation will effect the high quality of fruit bunch output, and one of the important cultivation is fertilizing. The purphose of internship program is to study about management of plantation at Bumitama Gunajaya Agro Group Plantation in all cultivate consists maintanance and harvesting which conducted during 4 months. The methode of internship program consists technic and management aspects. The specific aspect is about fertilizing management which is known as 4 right fertilizing concept (4T) that consist: type, dosage, time, methode and place. The results show that the time concept has not applied well and still needs effort to improve the quality of human performance and better facilities for efectivity and eficiency of fertilization.
Keyword: 

Judul: Manajemen Pemupukan Kelapa Sawit (Elaeis guineensis Jacq.) Tanaman Menghasilkan di Angsana Estate, PT Ladangrumpun Suburabadi, Minamas Plantation, Tanah Bumbu, Kalimantan Selatan
Abstrak: The internship was conducted at Angsana Estate, PT Ladangrumpun Suburabadi, District of Tanah Bumbu, South Borneo on February 15th to June 15th 2010. The internship aims to increase knowledge about the cultivation of oil palm both technical and managerial, in addition, an internship is to review the management of oil palm crop fertilization on crop yield, analyze the factors that affect the efficiency and effectiveness of fertilization and its influence on palm oil production. Data collection was conducted on the collection of primary data and secondary data. Primary data obtained by observation and analysis of the efficiency (time, cost, and labor), effectiveness (the right time, right dose, right type, and the right way), nutrient deficiency, the productivity of oil palm, interviews with employees, foremen, and assistant. Secondary data obtained from data given by the cation garden and library administration. The data obtained was analyzed by qualitative descriptive method. The outcomes of this internship showed that fertilization in Angsana Estate has been realized with good accordance with the budget and in compliance with the concept of the effectiveness of the right kind and proper manner, but has not met the concept of timely and appropriate dosage. Angsana Estate also has met the concept of fertilizer efficiency that is efficient time, cost and labor. Nutrient deficiency in oil palm plantations do not provide significant effect on palm oil production because fertilizer has been adjusted based on the results of leaf analysis done by Minamas Research Centre. The existence of difference in productivity Angsana Estate with existing standards may be caused by variables other than fertilization.
Keyword: 

Judul: Approximation of the Median of Poisson Distribution Using the Relation of Poisson-Gamma Distribution
Abstrak: A major drawback of median is that median cannot usually be defined in closed form, even in the cases where their distribution functions are known. This study gives an approximation of the closed form for the median of the Poisson distribution by using the relation of Poisson-Gamma distribution. The approximation uses elementary techniques based on the monotonicity of certain sequences involving tail probabilities of the Poisson distribution and the Central Limit Theorem. Furthermore, a closed form expression for the mean absolute deviation 􀜧|􀜰􀰒 􀵆 􀜯􀝁􀝀􁈺􀜰􀰒􁈻| is also studied. The median is relevant because of the fact that it minimizes the mean absolute deviation of a Poisson random variable (􀜰􀰒􁈻 by considering median as central tendency.
Keyword: