Judul: Pengelolaan Gulma dengan Herbisida Kontak Paraquat diklorida 283 g/l pada Tananman Kelapa Sawit (Elaeis guineensis Jacq.) Belum Menghasilkan (TBM) di Kebun Cisalak Baru PTPN VIII Banten
Abstrak: Management of weeds in immature oil palm implemented to reduce competition between oil palm plantations with the weeds in decision nutrients. The use of herbicides in a weed management techniques to suppress weed growth. Paraquat dichloride 283 g/l is a contact herbicide that works in suppressing the growth of weeds by killing the cell membrane weeds. Weeds Ottochloa nodusa is suppressed grass weeds can grow up to twelve weeks after the application and weed of Mikania micrantha is growing broad leaf weeds can be suppressed by the use of the herbicide paraquat dichloride 283 g/l till twelve weeks after herbicide application with dosis 3 l/ha
Keyword: Paraquat diklorida 283 g/l., Ottochloa nodosa, Mikania micranta, Management of weeds

Judul: Studi Pengelolaan Gulma di Perkebunan Kelapa Sawit Sekunyir Estate, PT. Indotruba Tengah, Minamas Plantation, Kalimantan Tengah.
Abstrak: Study of weeds management at oil palm Sekunyir Estate done to study management aspect and technical aspect. Management is done with restrain weeds according to chemistry and mechanical. Weeds control according to chemistry uses herbicide Audit and Starane done in palm circle and result collecting place, inter row and harvesting path, and Imperata cylindrica. Weeds control mechanically done with manual and weeds cutting machine. Weeds control according to chemistry in palm circle and result collecting place where does herbicide use Audit smaller 5 % from estimation, herbicide Starane bigger 47.7 % from estimation, and labour smaller 10 % from estimation. Weeds control in inter row and harvesting path according to where does herbicide use Starane smaller 33.3 % from estimation, and labour smaller 28.9 % from estimation. Labour use in weeds control with manual bigger 89 % from estimation. Weeds control with weeds cutting machine where does bigger labour use 5% from estimation, smaller oil use 33.3 % from estimation and smaller petrol use 33.7 % from estimation. Weeds that grow dominant in the year plant oil palm 1992-1995 is Centotheca lappacea with value Summed Dominance Ratio (SDR) highest 12.06 % in the year plant 1992. While weeds that grow dominant in the year plant 2005 and 2007 is Asystasia intrusa with value SDR highest 16.36 % in the year plant 2007. Labour cost use in weeds control in inter row and palm circle according to lower chemistry 89.4 % than according to manual.
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Judul: Karakteristik Barisan Eksak Pendek HomR(N, ) dan HomR( ,N)
Abstrak: Module merupakan generaIisasi dari ruang ve}ctor, dimana pada ruang vektor skalar-skalamya berasal dati suatu lapangan (field) sedangkan pada module skaJar-skalamya merupalam unsur-unsur dan suatu ring R dengan unsur satuan. Dari suatu grup komutatif yang unsur-unsumya dipadukan dengan unsur-unsur dart suatu ring R, maka akan mengbastlk.an yang namanya R-module. Himpunan seroua fungsi homomorfisma yang memetakan dati R-module M ke R-module N dinotasikan sebagai HomiM,N), dimana HomiM,N) juga merupakan suatu R-module.
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