This study aims to (1) analyze the level of income and (2) analyze the factors that influence the level of household welfare of cassava farmers. The study was conducted in Gunung Agung Village, Terusan Nunyai District, Central Lampung Regency with a survey method. The sample of farmers 78 respondents was taken by proportional stratified simple random sampling. Data analysis using quantitative descriptive methods include income analysis, welfare level analysis according to BPS and Sayogyo, and using a binary logit model. The results show that the source of household income of cassava farmers is increasingly diverse and leads to off and non-farm activities. Revenue from cassava farming has decreased but is still dominant. Based on BPS and Sayogyo criteria, most cassava farming households are in a decent and prosperous life group. The factors that influence the level of welfare of cassava farmers are the amount of work, cassava farming experience, and household income.

This study aims to analyze the efficiency of production, income, and sustainability of cassava farmers revenue in Lampung Tengah Regency, Lampung Province. Lampung Tengah Regency was chosen as the research location with the consideration that the district is a center for cassava production in Lampung Province. The number of respondents was 60 respondents who were taken using simple random sampling. Data collection was carried out in July 2020. The data used in this study are primary and secondary data. Data analysis used the production function stochastic frontier with the Frontier 4.1 program, income analysis, and R/C ratio to know sustainability of cassava farming. The result showed that cassava farming in Lampung Tengah Regency on average, is not efficient both technically and economically but was profitable with R/C > 1 it means the cassava farming in Lampung Tengah district still sustain to cultivate.

This study aimed to analyze the economic role of cassava in farm households in Central Lampung Regency in the span of 1998 to 2018. Data collection were using surveys and in-depth interviews and analyzed using tabulation method. The results showed that there had been a decline in the economic role of cassava in farm households from 86% to 43.39%. There had been an increase in the share of on-farm income outside cassava (sugar cane, poultry farming, and cattle, etc) and the share of off-farm income (farm laborers) and non-farm income (employees, drivers, and traders) in line with the growth of the sugar processing industry since the past 10 years. In 1998, the economic role of cassava on household income was 86% while it was 43.39% in 2018. Non-cassava income was 39.13%, off-farm income as farmer income was 8.52%, and non-farm income was 8.96%. The shift of the primary sector to the secondary and tertiary sectors occurred because in Terusan Nunyai Sub-district, sugar cane factories and pineapple factories had been established, so farmers preferred to become farm laborers, employees, drivers, and traders to increase their incomes.

Cassava agribusiness has several problems and obstacles that must be overcome completely. So yet, no institutional method of transaction is compatible with and advantageous to all cassava agricultural stakeholders. The objective of this research was to look at the cassava agribusiness partnership model in Lampung and placed study in three districts in Lampung Province, each with its distinctive characteristics: Central Lampung, East Lampung, and West Tulang Bawang. Primary and secondary data were used in the study. In this study, survey methods and in-depth interviews were utilized to obtain data. Qualitative descriptive analysis with an institutional perspective was used to analyze this study. The findings revealed that institutional collaboration in sustainable partnerships between farmer groups associations (Gapoktan), factories with third-party help, and an ICT system could improve the farm, factory, and overall cassava agribusiness performance.

Cassava is an important commodity and has a strategic role for the Indonesian economy, especially for Lampung Province as the main producer. However, prices and provitas that tend to be low, policies are not in favor of farmers, and weak institutions, so the commodity's is low competitiveness. Government intervention in encouraging the competitiveness of a commodity by providing protection to producing farmers is felt to be very effective, especially for cassava commodities. Therefore, this study aims to analyze appropriate strategies and policies in increasing the competitiveness of cassava commodities in Lampung Province. Therefore, strategies and policies are needed to increase the competitiveness of cassava commodities in Lampung Province. The research was conducted in 2020 in Central Lampung and East Lampung Regencies with a total of 120 farmers as respondents. This research uses policy matrix analysis or PAM analysis and qualitative descriptive. The results showed that cassava has comparative and competitive advantages even though it is low. Therefore, the best policy is needed to increase the competitiveness of cassava commodities. The policy in order to increase the competitiveness of cassava in Lampung Province can be done by increasing output by 20% even though the cost of fertilizer increases by 20%. Some of these policies and strategies can have an impact on production cost efficiency, improve the quality of cassava, increase the quantity of cassava, and increase the income of cassava farmers.