Abstract
Juwita Y, Karman J, Hutapea Y, Suparwoto S. 2020. Suitability of rubber plantation land intercropped with corn (Zea mays L) plants in Kelurahan Betung. Jurnal Lahan Suboptimal: Journal of Suboptimal Lands 9(1): 73-79.Rubber is one of the leading commodities of plantations in South Sumatra, especially in Banyuasin District. The opportunity for unused footpath land is a big potential in increasing farmers' income. In Betung Village, besides rubber, the community also raises livestock such as cows. This study aimed to provide information on the actual soil fertility status and see the suitability of the land in the study area when planted with corn plants, as well as the recommendations for the needed technology. The study used a survey method and the soil samples were taken using purposive random sampling method by determining the point diagonally and analyzed in the laboratory. The results of the study showed that the land suitability class at the location was according to the marginal with the limiting factors of water availability (rainfall) and nutrient retention (KB and pH). To obtain optimal corn production results, it is recommended to prepare a rainwater collection area and the addition of lime and organic matter.
Highlights
Land suitability is a description of the suitability level of a piece of land for a particular use of land evaluation
According to the Agency of Statistics Center of Banyuasin District (2018), Betung Subdistrict has a total area of smallholder rubber plantations of 13,339 ha which includes 3541 ha of immature land, 7582 ha yielding land, and 2216 ha old/damaged land
Betung Village is one of the eleven vilages located in Betung Subdistrict of Banyuasin District, South Sumatra Province
Summary
Land suitability is a description of the suitability level of a piece of land for a particular use of land evaluation. According to Djaenudin et al (2000), land evaluation is the process of estimating land suitability classes and land potential for certain land uses. Banyuasin District ranks sixth in the total area of smallholder rubber plantations in South Sumatra (BPS-Badan Pusat Statistik of South Sumatra Province, 2018). According to the Agency of Statistics Center of Banyuasin District (2018), Betung Subdistrict has a total area of smallholder rubber plantations of 13,339 ha which includes 3541 ha of immature land, 7582 ha yielding land, and 2216 ha old/damaged land. In addition to the rubber plantation business, the cooperative farmer group is a member of the Community Farm School (SPR-Sekolah Peternakan Rakyat) group in which Betung Subdistrict has the largest cattle population in Banyuasin District. The corn harvest area in Betung Subdistrict in 2017 was 10 hectares, 0.04% of the total district corn harvest area of 20,510 ha
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