{"title":"Pemanfaatan Abu Kulit Kakao (Theobroma Cocoa L) Sebagai Sumber Kalium dan Taraf Kadar Air Tanah Berbeda pada Tanaman Jagung","authors":"Jacob Richard Patty, Christoffol Leiwakabessy","doi":"10.30598/jpk.2023.7.2.104","DOIUrl":"https://doi.org/10.30598/jpk.2023.7.2.104","url":null,"abstract":"Waste derived from plant material can be used as a source of plant nutrients. These waste products can be processed into compost to increase soil organic matter. The study aimed to determine the effect of cocoa peel ash application on drought conditions and natural sources of potassium for the growth and production of maize plants. The research design is a Factorial experiment in a Completely Randomized Design consisting of two treatments, namely: the amount of water application equivalent to rainfall (R): (R1) 70 mm / month, (R2) 80 mm / month, and (R3) 90 mm / month; fertilization of cocoa skin ash (K): control (K0), 100 kg/ha (K1), 150 kg/ha (K2), 200 kg/ha (K3), and, (K4) 250 kg/ha repeated 3 times. The results showed that the interaction between cocoa bark ash fertilization and the amount of water application equivalent to rainfall had a very noticeable effect on plant height and leaf area variables, while stem diameter changes had a noticeable effect. Fertilization treatment of 250 kg/ha (K4) best affects plant height, stem diameter, leaf area, and dry weight. The dose of cocoa husk ash fertilization of 200 kg/ha gives the best results on the weight of the seeds per plant, while the dose of 150 kg/ha is best at the weight of 100 seeds. Treatment of the amount of water application equivalent to rainfall of 90 mm/month gives the best results on leaf area, seed weight per plant, weight of 100 seeds, dry weight of plants, and harvest index","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136253128","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Pemanfaatan Abu Kulit Kakao (Theobroma Cocoa L) Sebagai Sumber Kalium dan Taraf Kadar Air Tanah Berbeda pada Tanaman Jagung","authors":"Jacob Richard Patty, Christoffol Leiwakabessy","doi":"10.30598/10.30598/jpk.2023.7.2.104","DOIUrl":"https://doi.org/10.30598/10.30598/jpk.2023.7.2.104","url":null,"abstract":"Waste derived from plant material can be used as a source of plant nutrients. These waste products can be processed into compost to increase soil organic matter. The study aimed to determine the effect of cocoa peel ash application on drought conditions and natural sources of potassium for the growth and production of maize plants. The research design is a Factorial experiment in a Completely Randomized Design consisting of two treatments, namely: the amount of water application equivalent to rainfall (R): (R1) 70 mm / month, (R2) 80 mm / month, and (R3) 90 mm / month; fertilization of cocoa skin ash (K): control (K0), 100 kg/ha (K1), 150 kg/ha (K2), 200 kg/ha (K3), and, (K4) 250 kg/ha repeated 3 times. The results showed that the interaction between cocoa bark ash fertilization and the amount of water application equivalent to rainfall had a very noticeable effect on plant height and leaf area variables, while stem diameter changes had a noticeable effect. Fertilization treatment of 250 kg/ha (K4) best affects plant height, stem diameter, leaf area, and dry weight. The dose of cocoa husk ash fertilization of 200 kg/ha gives the best results on the weight of the seeds per plant, while the dose of 150 kg/ha is best at the weight of 100 seeds. Treatment of the amount of water application equivalent to rainfall of 90 mm/month gives the best results on leaf area, seed weight per plant, weight of 100 seeds, dry weight of plants, and harvest index","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136252939","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mega Sumayana Purba, Jacobus S.A. Lamerkabel, John Alfred Patty
{"title":"Karakter Morfologi dan Morfometrik Lebah Sosial (Aphidae) di Pertanian Organik BEEMA HONEY Bogor","authors":"Mega Sumayana Purba, Jacobus S.A. Lamerkabel, John Alfred Patty","doi":"10.30598/10.30598/jpk.2023.7.2.97","DOIUrl":"https://doi.org/10.30598/10.30598/jpk.2023.7.2.97","url":null,"abstract":"Indonesia has a biodiversity of flora both from forest and agriculture that can be used as a source of bee feed. The study aims to describe the morphological and morphometric characteristics of stinged and stingless honeybees in the BEEMA Honey organic farming environment in September-December 2022. The species of stinged bees and stingless bees found to belong to the genera Apis, Tetragonula, and Heterotrigona with species Apis cerana, Tetragonula sapiens, Tetragonula biroi, Tetragonula laeviseps, Tetragonula fuscobalteata, and Heterotrigona itama. The honey bee species are found in four locations: pollinator garden, Limasan garden house, in front of the plantation house, and below the water tank. Observations of morphological characters include body color, caput, thorax, and abdomen, while morphometric characters of bees include: A. cerana; The color of the abdomen is brownish-yellow with a body length of 14.03-15.00 mm. T. sapiens; The abdomen is colored and measures 4.34-4.55 mm in length. The abdomen and tergites one to six are black. T. biroi; The color of the abdomen is black and the length of the body is 2.75-3.25 mm. T. laeviceps is black and body length is 3.0-3.2 mm. T. fuscobalteata is blackish-brown and body length is 2.33-.2.70 mm. H. itama has a dark black body with a body length of 10.66-12.25 mm.","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136359090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mega Sumayana Purba, Jacobus S.A. Lamerkabel, John Alfred Patty
{"title":"Karakter Morfologi dan Morfometrik Lebah Sosial (Aphidae) di Pertanian Organik BEEMA HONEY Bogor","authors":"Mega Sumayana Purba, Jacobus S.A. Lamerkabel, John Alfred Patty","doi":"10.30598/jpk.2023.7.2.97","DOIUrl":"https://doi.org/10.30598/jpk.2023.7.2.97","url":null,"abstract":"Indonesia has a biodiversity of flora both from forest and agriculture that can be used as a source of bee feed. The study aims to describe the morphological and morphometric characteristics of stinged and stingless honeybees in the BEEMA Honey organic farming environment in September-December 2022. The species of stinged bees and stingless bees found to belong to the genera Apis, Tetragonula, and Heterotrigona with species Apis cerana, Tetragonula sapiens, Tetragonula biroi, Tetragonula laeviseps, Tetragonula fuscobalteata, and Heterotrigona itama. The honey bee species are found in four locations: pollinator garden, Limasan garden house, in front of the plantation house, and below the water tank. Observations of morphological characters include body color, caput, thorax, and abdomen, while morphometric characters of bees include: A. cerana; The color of the abdomen is brownish-yellow with a body length of 14.03-15.00 mm. T. sapiens; The abdomen is colored and measures 4.34-4.55 mm in length. The abdomen and tergites one to six are black. T. biroi; The color of the abdomen is black and the length of the body is 2.75-3.25 mm. T. laeviceps is black and body length is 3.0-3.2 mm. T. fuscobalteata is blackish-brown and body length is 2.33-.2.70 mm. H. itama has a dark black body with a body length of 10.66-12.25 mm.","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136359780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Vilma Laurien Tanasale, Marlta H Makaruku, Nureny Goo, Anna Wattimena
{"title":"Inventarisasi Gulma Daun Lebar Di Pertanaman Cengkeh Pada Fase Tanaman Belum Menghasilkan Di Desa Ariate Kabupaten Seram Bagian Barat","authors":"Vilma Laurien Tanasale, Marlta H Makaruku, Nureny Goo, Anna Wattimena","doi":"10.30598/jpk.2023.7.2.87","DOIUrl":"https://doi.org/10.30598/jpk.2023.7.2.87","url":null,"abstract":"Indonesia has a very high diversity of ecosystems ranging from land areas to the ocean, includingsmall islands in Maluku Province. The diversity of plant species on small islands is stronglyinfluenced by local habitats and climates. The Maluku region has site-specific crops such as clovesand nutmeg that are cultivated by most farmers. But in reality, there has been a continuous declinein production and one of the causes is the presence of weeds. The objective study is to identify thetypes of weeds and SDR values in the clove planting area in Ariate Village, West Seram Regency.The survey method is used to collect data directly in the field. In conducting vegetation analysis, thepurposive quadratic method is used. Data collected in the form of primary data and secondary dataThis study used a sample plot measuring 1 x 1 m. The results showed the presence of 10 types ofbroadleaf weeds, from 6 families in this village. The dominant weed in the clove planting area at thestage of immature plants is Clidemia hirta weed with an SDR value of 57,574%","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135902309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Vilma Laurien Tanasale, Marlta H Makaruku, Nureny Goo, Anna Wattimena
{"title":"Inventarisasi Gulma Daun Lebar Di Pertanaman Cengkeh Pada Fase Tanaman Belum Menghasilkan Di Desa Ariate Kabupaten Seram Bagian Barat","authors":"Vilma Laurien Tanasale, Marlta H Makaruku, Nureny Goo, Anna Wattimena","doi":"10.30598/10.30598/jpk.2023.7.2.87","DOIUrl":"https://doi.org/10.30598/10.30598/jpk.2023.7.2.87","url":null,"abstract":"Indonesia has a very high diversity of ecosystems ranging from land areas to the ocean, includingsmall islands in Maluku Province. The diversity of plant species on small islands is stronglyinfluenced by local habitats and climates. The Maluku region has site-specific crops such as clovesand nutmeg that are cultivated by most farmers. But in reality, there has been a continuous declinein production and one of the causes is the presence of weeds. The objective study is to identify thetypes of weeds and SDR values in the clove planting area in Ariate Village, West Seram Regency.The survey method is used to collect data directly in the field. In conducting vegetation analysis, thepurposive quadratic method is used. Data collected in the form of primary data and secondary dataThis study used a sample plot measuring 1 x 1 m. The results showed the presence of 10 types ofbroadleaf weeds, from 6 families in this village. The dominant weed in the clove planting area at thestage of immature plants is Clidemia hirta weed with an SDR value of 57,574%","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135902314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Rikki Bahagia Sembiring, Aminuddin Umasangaji, Muhammad Riadh Uluputty
{"title":"Eksplorasi Nematoda Entomopatogen pada daerah Rhizosfer Tanaman Hortikultura di Desa Rumahtiga dan Wayame Kota Ambon","authors":"Rikki Bahagia Sembiring, Aminuddin Umasangaji, Muhammad Riadh Uluputty","doi":"10.30598/jpk.2023.7.2.80","DOIUrl":"https://doi.org/10.30598/jpk.2023.7.2.80","url":null,"abstract":"Biological control of several types of pests and diseases of horticultural vegetables and plantations qualitatively and quantitatively. The results of the study found the genus Steinernema spp in every type of plant in both sample villages. The highest NEP population density was found in Negeri Rumahtiga in eggplant plants with an average population of infective juvenile phase NEP (661.8 heads) and the lowest average population is found in chili plants (228.8 heads). The highest average population in Wayame village was found in tomato plants (425.8 ji NEP), while the lowest average was in chili plants (245.0 ji). In addition, the results of various analyses of population density showed a real influence on entomopathogenic nematodes in Rumahtiga Country, while in Wayame village there was no real effect","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"63 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135081675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Rikki Bahagia Sembiring, Aminuddin Umasangaji, Muhammad Riadh Uluputty
{"title":"Eksplorasi Nematoda Entomopatogen pada daerah Rhizosfer Tanaman Hortikultura di Desa Rumahtiga dan Wayame Kota Ambon","authors":"Rikki Bahagia Sembiring, Aminuddin Umasangaji, Muhammad Riadh Uluputty","doi":"10.30598/10.30598/jpk.2023.7.2.80","DOIUrl":"https://doi.org/10.30598/10.30598/jpk.2023.7.2.80","url":null,"abstract":"Biological control of several types of pests and diseases of horticultural vegetables and plantations qualitatively and quantitatively. The results of the study found the genus Steinernema spp in every type of plant in both sample villages. The highest NEP population density was found in Negeri Rumahtiga in eggplant plants with an average population of infective juvenile phase NEP (661.8 heads) and the lowest average population is found in chili plants (228.8 heads). The highest average population in Wayame village was found in tomato plants (425.8 ji NEP), while the lowest average was in chili plants (245.0 ji). In addition, the results of various analyses of population density showed a real influence on entomopathogenic nematodes in Rumahtiga Country, while in Wayame village there was no real effect","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"77 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135081438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Novi Wahyuniati, Wihelmina Rumahlewang, Costanza Uruilal
{"title":"Eksplorasi Jamur Antagonis pada Rhizosfer Asal Tanaman Pala Banda (Myristica fragans HOUTT.) di Kecamatan Leihitu","authors":"Novi Wahyuniati, Wihelmina Rumahlewang, Costanza Uruilal","doi":"10.30598/jpk.2023.7.2.72","DOIUrl":"https://doi.org/10.30598/jpk.2023.7.2.72","url":null,"abstract":"Research on the exploration of Antagonic Fungi in the Rhizosphere from the banda nutmeg plant (Myristica fragans Houtt.) in Leihitu district aims to determine the genus of rhizosphere fungi on nutmeg plants that have antagonistic potential against Fusarium sp. and the differences in their antagonistic abilities. Sampling was carried out at 4 locations in Leihitu district, namely, Asululu, Hila, Kaitetu, and Seith, each with 4 plants at each location, thus obtaining 16 rhizosphere soil samples. From 16 samples of the rhizosphere, 17 types of fungi were obtained, and 12 of them were able to become biocontrol, namely Nv-1(62.73%), Nv-3 (63.84%), Nv-4 (61.50%), Nv-5 (64.18%), Nv-7 (60.93%), Nv-8 (60.93%), Nv-9 (63.90%), Nv-10 (61.69%), Nv-12 (61.05%), Nv-13 (63.88%), Nv-16 (60.55%), and Nv-17 (61.23%).","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135935223","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Karakteristik Morfologi Tanaman Sukun (Artocarpus alltilis Forst) Di Kabupaten Seram Bagian Barat","authors":"L O Penohaq, Edizon Jambormias, Henry Kesaulya","doi":"10.30598/10.30598/jpk.2023.7.2.64","DOIUrl":"https://doi.org/10.30598/10.30598/jpk.2023.7.2.64","url":null,"abstract":"Morphological characteristics are inherent properties of plants and are indicated by plant structural components and are related to organs that can be observed and can be characterized. This study aims to characterize the morphology of breadfruit plants in the West Seram District. The morphological characters observed included tree shapes, leaves, flowers, and fruit. Morphological characterization refers to Key Characterization and Evaluation Descriptors: Methodologies for the Assessment of 22 Crops. Dendogram formed based on hierarchical cluster analysis. Plant height reaches ± 37m, with a stem diameter of 193cm, leaf length of 75cm, width of 45cm, petiole length of 9 cm, the longest male flower length is 13cm and flower diameter is 70cm, the longest fruit length is 28cm, and the fruit weight is 1,310 kg, stalk longest flower 9 cm. There is a diversity of morphology with different similarity indices.","PeriodicalId":299898,"journal":{"name":"JURNAL PERTANIAN KEPULAUAN","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135936430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}