scholarly journals Pemetaan dan Kesesuaian Lahan Tanaman Pangan di DAS Krueng Pasee Kabupaten Aceh Utara

Jurnal Agrium ◽  
2017 ◽  
Vol 14 (2) ◽  
pp. 26
Author(s):  
Samsul Suparno ◽  
Halim Akbar ◽  
Muhammad Rafli

Mapping using Geographic Information System (GIS) in food crops is an efficient and effective way to know land characteristics and their development potential in determining land suitability class in a region. This study aims to investigate the suitability class of food crops in the Krueng Pase River Basin (DAS) of North Aceh Regency, which starts from December 2016 until March 2017. The method used in this study is a survey method consisting of the preparation stage, survey introduction, main survey, data analysis and presentation of results. Some soil properties that affect land suitability classes for food crops are soil texture, cation exchange capacity (CEC), pH, basic saturation (KB), C-organic, Nitrogen, Phosphorus and Potassium. The results showed that the land suitability class for rainfed lowland rice on SPL 29, SPL 30 and SPL 31 was marginal (S3) with drainage limiting factor, phosphorus, potassium, slope and erosion hazard. Unsuitable land suitability class (N) with slope limiting factor and erosion hazard is found in SPL 26. The soil suitability class for corn and soybean is marginal (S3) with texture limiting factor, C-organic, phosphorus, potassium, slope and hazard (SP), SPL 17, SPL 18, SPL 20, SPL 21, SPL 22 and SPL 23. While the land suitability class is not suitable (N) with slope limiting factor and erosion hazard is found in SPL 15. The suggested soil conservation techniques are drainage drainage, organic and inorganic fertilizer application combined, and the making of guludan terraces

2016 ◽  
Vol 12 (2A) ◽  
pp. 383
Author(s):  
Dolfie D. D. Tinggogoy ◽  
Jailani ., Husain ◽  
Sandra ., Pakasi

The aims of this reserch was analyzing the carrying capacity of the land based on food crops productivity in Panasen sub-watershed areas Minahasa regency, Analyzing land suitability clases for food crops development in Panasen sub-watershed areas Minahasa regency, Knowing the vast potential of land that could be used for food crops development in Panasen sub-watershed areas Minahasa regency and Mapping the land potential at scale of 1: 50,000 for food crops development in Panasen sub watershed areas Minahasa regency. The research method is a survey method, methods overlay is used to create a map of a group of land based on slope maps, land use maps and soil maps. Method of matching (match) is used to determine the grade of land suitability and potential land area of each crop. Statistic methodis used for the carrying capacyti of agriculture land analyzing. The results of the research show that are the carrying capacity of agricultural land is = 2.93. Rice equivalent is 2,93 x 265 kg/ person/year is 776, 45 kg of rice/person/year. Potential land for geared the development of food crops is a rice crops is 3095.10 ha which consists of land suitability classes S3wa₂rc₁ with total area of 1777.07 ha and class S3wa₂ with total area of 1.318.03 hectares. a maize crops is 1.961,14 ha which consists of land suitability classes S3wa₁ is 755,52 ha and class S3wa₁rc₁ with total area of 1205.62 ha. The limiting factor is the heaviest average rainfall of 2357.2 mm/year (wa₁), and soil texture is sandy loam/agak kasar (rc₁). a cassava crops is 1961,14 ha which consists of land suitability classes S2wa₁,₂ with total area of 755.52 ha and class S3tc with total area of 1205.62 ha. The limiting factor is the heaviest average rainfall of 2357.2 mm / year (wa₁), the number of consecutive dry months 1,41 months / years (wa₂), the average air temperature of 21.8 ° C (tc). a sweet potato crops is 1961,14 ha with land suitability classes S3wa₁. The limiting factor heaviest air humidity average of 90.62% (wa₁). All land groups in research location included in land suitability classes are not suitable (N) for the soybean crops development.


2020 ◽  
Vol 3 (2) ◽  
pp. 1-8
Author(s):  
Hendra Saputra ◽  
Manfarizah Manfarizah ◽  
Syakur Syakur

Abstrak. Luas lahan dataran di Indonesia lebih kurang 200 juta hektar dan luas lahan kering 150 juta hektar. Hampir seluruh daratan Indonesia setelah dikurangi lahan basah (sawah dan rawa) lahan kering yang berpotensi sebagai areal pertanian diperkirakan mencapai 104 juta hektar. Penelitian ini bertujuan untuk menganalisis kesesuaian lahan untuk tanaman padi gogo, jagung, kedelai dan kacang tanah pada lahan kering. Penelitian ini dilaksanakan di Kecamatan Jantho, Kabupaten Aceh Besar dengan menggunakan metode survai deskriptif yang didasarkan pada satuan peta lahan. Satuan peta lahan diperoleh dari hasil tumpang tindih (overlay) peta jenis tanah, peta kelerengan dan peta penggunaan lahan. Hasil (overlay) tersebut yang menjadi referensi untuk menentukan kelas kesesuaian lahan. Hasil evaluasi kesesuaian lahan tanaman padi yaitu (S2-nr,eh,lp) cukup sesuai dengan faktor pembatas utama kejenuhan basa (KB) dan C-organik rendah, bahaya erosi dan kelerengan 8-15% dan (S3-nr,eh) sesuai marginal dengan faktor pembatas utama C-organik sangat rendah dan kelerengan 15-25%. Kesesuaian lahan tanaman jagung yaitu (S2-nr,eh) cukup sesuai dengan faktor pembatas utama KB rendah dan bahaya erosi dan (S3-nr,eh) sesuai marginal dengan faktor pembatas utama KB sangat rendah dan kelerengan 15-25%. Kesesuaian lahan tanaman kedelai yaitu (S2-nr,eh,lp) cukup sesuai dengan faktor pembatas utama kapasitas tukar kation (KTK), KB, C-organik yang rendah dan kelerengan 8-15% dan (S3-eh) sesuai marginal dengan faktor pembatas utama kelerengan 15-25%. Kesesuaian lahan tanaman kacang tanah yaitu (S2-nr,eh,lp) cukup sesuai dengan faktor pembatas utama KTK, KB, pH, C-organik yang rendah dan batuan di permukaan 5-15% dan (S3-nr,eh) sesuai marginal dengan faktor pembatas utama KB sangat rendah dan kelerengan 15-25%.Evaluation of the suitability of the land for rice plant Gogo, corn, soybeans and peanuts on dry land in Jantho, Aceh Besar RegencyAbstract. Land area of the plains in Indonesia approximately 200 million hectares of dry land area and 150 million acres. Almost all of Indonesia's land after reduced wetlands (swamps and rice paddies) as potentially dry land agricultural area is estimated at 104 million hectares. This research aims to analyze the suitability of land for rice plant gogo, corn, soybeans and peanuts on dry land. This research was carried out in Jantho, Aceh Besar District by using descriptive survey method that is based on a unit of land maps. Land map units retrieved from a result of overlap (overlay) map kelerengan map, soil type and land use maps. The results (overlay) which became a reference to determine the suitability of the land class. The results of the evaluation of the suitability of the land for rice plant (S2-nr, er, lp) is quite in accordance with the main limiting factor saturation of the base (KB) and the C-organic low, the danger of erosion and kelerengan 8-15% and (S3-nr, er) in accordance with marginal to the main limiting factor C-organic very low and kelerengan 15-25%. The suitability of the land for corn plants (S2-nr, er) is quite in accordance with the main limiting factor KB is low and the danger of erosion and (S3-nr, er) in accordance with marginal to the main limiting factor KB is very low and kelerengan 15-25%. The suitability of the land for soybean crop i.e. (S2-nr, er, lp) is quite in accordance with the main limiting factor cation exchange capacity (CEC), KB, the low C-organic and kelerengan 8-15% and (S3-eh) in accordance with the main limiting factor of marginal kelerengan 15-25%. The suitability of the land plants peanuts (S2-nr, er, lp) is quite in accordance with the main limiting factor CEC, KB, pH, organic C-low and rocks on the surface of 5-15% and (S3-nr, er) in accordance with marginal to the main limiting factor KB is very low and kelerengan 15-25 %. 


2019 ◽  
Vol 8 (1) ◽  
pp. 34
Author(s):  
Rachmad Wunangkolu ◽  
Rismaneswati Rismaneswati ◽  
Christianto Lopulisa

Land potential can be assessed from biophysical land suitability including soil characteristics, climate, and land management. This study aims to determine the potential of paddy fields in Duampanua Sub-District, Pinrang District for irrigated paddy field based on the land biophysical characteristics. The method was qualitative and quantitative approaches. Field surveys use purposive sampling method with 3 object observation. The land suitability class evaluation uses a simple limiting factor approach according to FAO (1976). To support the analysis of rice production data, 30 farmers were interviewed in 3 (three) observation units. The results showed the average rainfall of 2,780.2 mm/year with 9 wet months and 3 dry months categorized as type B2 (Oldeman). The results of soil samples analysis showed the characteristics of the soil with a silty clay texture, silty clay loam and clay; bulk density ranges from 1.36-1.66 g/cm3; cation exchange capacity ranges from 49.64 - 79.75 cmol/kg clay; soil pH ranges from 5.26-5.97; base saturation ranges from 36% - 46.4%; and C-organic ranges from 1.34% - 1.38%. The most dominant types of minerals are orthoclase, biotite, pyroxene, augite, opaque and clay with the symptoms of micropedological concretions and nodules. The land suitability class in the three land units for irrigated paddy rice is classified as S2nr (quite suitability in accordance with the limiting factors for nutrient retention including: base saturation, pH, and C-organic). The average productivity in land units I is 5.1 ton/ha, land unit II is 4.5 ton/ha, and in land units III 5.26 ton/ha.


2019 ◽  
Vol 3 (1) ◽  
Author(s):  
Nani Kitti Sihaloho ◽  
Desi Sri Pasca Sari Sembiring

The aim of the study was to determine the level of suitability of wetland rice fields in the area before flash floods and post flash floods Lawe Tua Makmur Village, Lawe Alas Subdistrict, Southeast Aceh Regency and soil analysis at the Research and Development Laboratory of PT. Nusa Pusaka Kencana Analytical & Qc. Laboratory Bahilang Tebing Tinggi Medan in April 2016 and December 2017. It is carried out by a survey method that refers to the extent of the limiting factor of land characteristics. Data from observations in the field and data from laboratory analysis were matched to the criteria for the suitability of wetland rice classes. The results showed that the actual land suitability class for paddy rice in the area prior to banjir bandang was according to marginal / S3 (r, f) and the potential land suitability class was marginal / S3 (r). Actual land suitability class for wetland crops in the post-banjir bandang area according to marginal / S3 (r, f, n) and potential land suitability classes according to marginal / S3 (r). The limiting factor is the permanent texture of the soil so that it cannot be repaired and the limiting factors of CEC, organic C and N-total can still be improved by adding organic matter and fertilizing with nitrogen.


2016 ◽  
Vol 12 (2A) ◽  
pp. 377
Author(s):  
Sitti Wakiah ◽  
Johan A. Rombang ◽  
Johannes E.X. Rogi

The research objective was to determine the suitability of land for a certain class of agricultural crops, namely, vanilla, oil palm, coconut, cocoa, nutmeg and cloves and to determine the direction of the crop land use. The study used survey method and analysis is to compare with criteria data suitability of land for plantation crops. Based on the results obtained twenty eight overlay land units and land units nineteen taken as a sample. The results show the suitability of land in Bacan Island of South Halmahera District for commodity crop plantations vanilla, oil palm, coconut, nutmeg and cloves in a class of land suitability is quite suitable (S2), cocoa belongs to a class of land suitability is marginally suitable (S3) with limiting factor the relative humidity. Economic analysis for all commodities is very suitable for development and Bacan Island of South Halmahera Regency.


2020 ◽  
Vol 9 (2) ◽  
pp. 117-126
Author(s):  
Satria Jaya Priatna ◽  
Djak Rahman ◽  
Supriyadi Supriyadi

Priatna SJ, Rahman D, Supriyadi S. 2020. Land suitability assessment for some carbohydrate food crops at wetland area in Arisan Jaya. Jurnal Lahan Suboptimal : Journal of Suboptimal Lands 9(2): 117-126.The nature condition and lack of knowledge about soil characteristics have become a limitation for crops cultivation and development in Arisan Jaya. This study aimed to determine the type of crops that has potential to be developed in site. The assessment was carried out in Arisan Jaya, Pemulutan Barat Sub-District, Ogan Ilir Regency, South Sumatera from April to August 2015. The study method is 1:30.000 semi-detailed survey. The location of the sample was determined by grid method with one sample for every 1.000 meters with 10 sample sites. A disturbed soil sample was taken as deep as 150 cm from the ground surface. Land characteristics data were matched with crops growth requirements based on the suitability classes set for wetland rice, dry land rice, corn, cassava and sweet potato. The distribution of soil properties was known by IDW (Inverse Distance Weighting) interpolation method, which was overlapped to determine the distribution of land suitability classes. Very acidic soil conditions was a major limiting factor for crops cultivation in general (the actual suitability class is Nf). Wetland rice was relatively more suitable to be cultivated than dryland rice in the site.  Corn and cassava could be planted as rotational crops before the rainy season or after rice season, although the productivity would not be optimal (S2 potential suitability class). Climatic conditions was another limiting factor for the development of sweet potato at the site (S3 potential suitability class).


AGRICA ◽  
2019 ◽  
Vol 12 (2) ◽  
pp. 9-17
Author(s):  
Yeremias Dala ◽  
Charly Mutiara

Land that was managed by intensively will effect decreasing soil fertility. This condition happened in the rice fields in Ranokolo Village, Maurole District, Ende Regency. This study aims to determine the fertile of paddy soil, and the soil chemical criteria in the village have been carried out. This study uses a survey method, which is to determine the soil sample taken using the purposive sampling method. With this method obtained 13 research sites. Soil sampling in this study using soil samples that operated. And the replaced variables are C-Organic, available K, total P, cation exchange capacity (CEC), and Base Saturation (KB). The results showed, the C-Organic variable in Ranokolo Village, Maurole District, is classified as low, K as moderate, P-total as high, CEC is moderate, and Saturation of Bases as moderate. From the results of soil fertility analysis, the criteria for soil fertility in Ranokolo Village, Maurole District, Ende Regency is low with a C-Organic limiting factor.


AGRICA ◽  
2019 ◽  
Vol 12 (2) ◽  
pp. 9-17
Author(s):  
Yeremias Dala ◽  
Charly Mutiara

Land that was managed by intensively will effect decreasing soil fertility. This condition happened in the rice fields in Ranokolo Village, Maurole District, Ende Regency. This study aims to determine the fertile of paddy soil, and the soil chemical criteria in the village have been carried out. This study uses a survey method, which is to determine the soil sample taken using the purposive sampling method. With this method obtained 13 research sites. Soil sampling in this study using soil samples that operated. And the replaced variables are C-Organic, available K, total P, cation exchange capacity (CEC), and Base Saturation (BS). The results showed, the C-Organic variable in Ranokolo Village, Maurole District, is classified as low, K as moderate, P-total as high, CEC is moderate, and Saturation of Bases as moderate. From the results of soil fertility analysis, the criteria for soil fertility in Ranokolo Village, Maurole District, Ende Regency is low with a C-Organic limiting factor.


2017 ◽  
Vol 21 (3) ◽  
pp. 187-196
Author(s):  
Marthen Pasang Sirappa ◽  
Edwen Donald Waas ◽  
Andriko Noto Susanto

The study was conducted in Selaru Island, West Southeast Moluccas Regency in an area of   32,217 ha. The research objective was to determine the land suitability and proposed land utilization of Selaru Island for development of food crops. The results showed that Selaru Island has a rather suitable (S2) and marginally suitable (S3) for six crops (upland rice, corn, peanuts, mungbeans, sweet potato, and caladium) covering an area of   19,330 ha and not suitable permanent (N2) for the six crops covering an area of   3,905 ha, while the area of   8,982 ha partly classified accordingly (S3) to plant upland rice and calladium and partially classified as not suitable (N1 and N2) for corn, peanuts, mungbeans, and sweet potatoes. The main limiting factor to the primary land use for food crops in Selaru Island, West Southeast Moluccas Regency among others are the temperatures (the average annual temperature is high), rooting medium (soil solum is shallow), nutrient retention (soil pH is rather alkaline to alkaline), erosion hazard level is moderate, and terrain (wave, rocks on the surface of the soil, and rock outcrop).The proposed land utilization of Selaru Island for food crops based on land suitability classes are (1) food crops of upland-1 with the main commodities of corn, mungbeans, uwi/kumbili and caladium an area of   5,299 ha, (2) food crops of upland-2 with the main commodities of upland rice, uwi/kumbili and caladium an area of   8,982 ha, and (3) food crops of upland-3 with the main commodities peanuts and mungbean an area of   14,031 ha. Development of food crops in Selaru Island need to consider the priority scale factor, the level of compliance, and social culture of the local community.Keywords: Food crops, land suitability, limiting factor, proposed land utilization, Selaru Island


2020 ◽  
Vol 9 (3) ◽  
pp. 207-215
Author(s):  
Abubakar Karim ◽  
Sugianto Sugianto ◽  
Yulia Dewi Fazlina ◽  
Muhammad Rusdi ◽  
Manfarizah Manfarizah ◽  
...  

Gayo Lues District is known as Citronella and Arabica coffee producer in Aceh province, Indonesia. This paper aims to manage Citronella and Arabica coffee's land arrangement in the Gayo Lues District's cultivated area.  This implementation is aimed at maintaining the peculiarities of citronella products and Arabica coffee. Thus, the two commodities must be separated in terms of allocated sites.  The altitude for the area is 200-2,000 meters above sea level, consisting of ten classes, and the type of soils are Entisols, Oxisols, Inceptisols, and Ultisols. The area's slope between 0- to 40% (4 classes) was used to delineate the land units. There are 49 land units observed within the cultivated area of 160,017.17 ha.  The guidelines for land suitability classification by the Ministry of Agriculture for Citronella and Center for Coffee and Cocoa Research, Jember for Arabica coffee were utilized.   The results showed that 58,275.5 hectares of land were suitable for citronella, and 13,765.75 ha has been planted. The actual land suitability of citronella inside the area of 58,275.5 ha is suitable (S2 class) and marginally suitable (S3-class) and not suitable (N-class) with limiting factors are temperature, water availability, erosion hazard, and nutrient retention.  This land suitability can be improved by providing inputs to increase the level of suitability with temperature, water availability, and erosion hazard (slope) limiting factors. Also, 48,765.3 hectares can be developed for Arabica coffee, and 4,653.5 ha has been planted.  The actual land suitability for Arabica coffee is Suitable, Marginal Suitable, and Not Suitable, limiting the soil's physical properties (adequate soil depth), slope, and chemical properties of the soil.  Once repaired, the land's suitability becomes Suitable (S1-class) (without limiting factor), Suitable, and marginal suitable with the slope as a limiting factor. There is an area of 44,509.75 hectares of land at 200-1,400 m above sea level within the cultivation area developed with a Citronella. There is an area of 44,111.8 ha at the height of 800-2,000 m above sea level, potentially for  Arabica coffee.


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