Cugung forest managed by Protection Forest Management Unit Model (KPHL) of Rajabasa Mountain, its a natural habitat for simpai (Presbytis melalophos). Its size and structure are not known. Research was done to observe its group size and population structure in Cugung forest using concentration count method. Group size was 11 individuals, with 4 reproductive age and 5 young individuals and 2 infants. Sexual ratio is 1:2.Key word: simpai, group size, a cugung forest

Hutan kemasyarakat (HKm) merupakan salah satu skema perhutanan sosial yang tujuan utamannya adalah melakukan pengelolaan dan pemanfaatan hutan berbasis pemberdayaan masyarakat. Konsep ini bertujuan untuk memperkuat kelembagaan dan mempertahkan kelestarian SDA. Perlu adanya keterlibatan berbagai pihak dalam pelaksanaanya. Salah satunya adanya kegiatan penyuluhan untuk memberikan pemahaman dan pengetahuan kepada masyarakat khususnya dalam aspek konservasi lingkungan. Pengabdian ini bertujuan untuk mengetahui pemahaman dan peningkatan masyarakat terhadap kegiatan penyuluhan konservasi sumber daya hutan. Metode yang digunakan yaitu metode ceramah dan menggunakan analisis pre test dan post test untuk mengetahui peningkatan pemahaman peserta penyuluhan.  Berdasarkan hasil kegiatan, terdapat peningkatan pemahaman peserta sebesar 20.09%. Peningkatan ini didasarkan pada kemampuan masyarakat menagkap materi yang disampaikan. Variabel yang mempengruhi terhadap peningkatan peserta yaitu pada aspek kelembagaan dan peran stakeholder. Namun, terdapat aspek yang mengalami peningkatan yang cukup rendah yaitu koservasi keanekarahaman hayati. Sehingga, perlu adanya upaya keberlanutan terhadap kegiatan dalam aspek praktik.

This study aims to examine and determine the implementation of activities in strengthening the Forest Farmer Group (KTH) in Way Terusan Forest Management Unit (KPH) of Central Lampung, Lampung Province. This study is conducted because apparently only about 87% of 42 forest farmer group still actively run their program. The research was conducted on August - September 2022 using direct observation research method by collecting primary and secondary data. There were 42 respondents that represented the 42 KTH as a research data. The data is analyzed by using descriptive approach that includes both descriptive qualitative and descriptive quantitative research. Based on the results, it is known that the implementation of activities in strengthening farmer groups in KPH Way Terusan are: forming the KTH and involving them in all activities, such as the Fire Care Community activity, Community capacity building based on needs, Improving community welfare through the development of creative economy businesses, Establishing Community Self - Help Forestry Extension Officers (PKSM) and the Establishment of Community Polhut Partners (MMP). The success of strengthening this KTH are supported by :(1) Understanding the potential and weaknesses of the group (39 respondents), (2) Considering the opportunities and challenges that will be faced in the future (28 respondents), (3) Choosing various alternatives that exist to overcome the problems faced (33 Respondents), (4) Organizing group and community life in harmony with the environment on an daily basis (42 respondents), (5) Have expertise and partners in promote results the forest after participate in programs implemented by KPH (40 Respondents). The conclusion of this research is 42 respondents agree that success reinforcement on KTH is supported with exists increase connection life group and coexistent society with environment in a manner continuous.