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Pengembangan Perilaku Sosial Anak Dan Sikap Kooperatif Melalui Permainan Tradisional Tam Tam Buku Mevira Indri; Sri Milfayetty; Retna Astuti
Tabularasa: Jurnal Ilmiah Magister Psikologi Vol 4, No 1 (2022): Tabularasa : Jurnal Ilmiah Magister Psikologi, Januari
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/tabularasa.v4i1.945

Development of Children's Social Behavior Through Traditional Games, Books and Cooperative Attitudes. Postgraduate Program in Psychology, University of Medan Area. This study aims to determine the development of children's social behavior through traditional games of Tam Tam Buku and cooperative attitudes in TK. Mother. This type of research is Action Research. The research was carried out in 2 cycles, the first cycle was carried out in two actions, because it had not reached 80%, the research was continued in the second cycle with two actions. The subjects of the research were the 18 children of Group B in Bunda Kindergarten. The object of this research is social behavior. Social Behavior research instruments include Cooperating, Playing with peers, Competing, Respecting friends, Being able to share with friends, Helping friends, Friendly children, Children are not selfish, Children imitate, Sympathize, Children smile and laugh. The method of data collection is done through observation. The data analysis technique used descriptive qualitative and quantitative. The results of this study indicate that the hypothesis can be accepted, namely that the traditional game of Tam Tam Buku and cooperative attitudes can develop social behavior. This can be proven from the results of the observation before the action that the percentage of children who developed very well, for social behavior was 5.56% and in the second cycle it increased to 85.35%.

Uji In-Vitro Ekstrak Kulit Jengkol (Pithecellobium jiringa) sebagai Biofungisida terhadap Fusarium oxysporum, Colletotrichum capsici, dan Cercospora capsici pada Tanaman Cabai Siswandi Siswandi; Retna Astuti; Maimunah Maimunah
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 2, No 2 (2020): JIPERTA SEPTEMBER
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jiperta.v2i2.332

Research aims To determine the effectiveness of skin extract jengkol (Pithecellobium jiringa) effective as biofungisida against the disease-causing Fusarium wilt (Fusarium oxyospurum), Antraknosa (Colletotrichum capsici) and patches leaf (Cercospora capsici) on a red pepper plant (Capsicum annuum L.),This research was conducted at the Laboratory of Plant Protection, Faculty of Agriculture, University of Medan Area, Biopharmaceutical Laboratories Faculty of Pharmacy, University of North Sumatra, from March to May 2019. This research used non factorial completely randomized design with three replications. Factors treatment of skin extract concentration jengkol ie negative control (no treatment); positive control (synthetic fungicides 0.2%); and successive concentration is 10%; 20%; 30%; 40%; 50%; 60%; 70%; 80%; 90%; and 100%. The results showed that administrationjengkol skin extract effective for controlling fungal pathogens (Colletotrichum capsici, Fusarium oxysporum and Cercospora capsici) that cause disease in plants red chili.Jengkol bark extract at a concentration of 90% obtained the highest percentage inhibition Fusarum oxysporum as big as 78.43% Highly significant with bark extract treatment jengkol 10% and a negative control (no treatment), at a concentration of 20% jengkol skin extract obtained the highest percentage inhibition of Colletotrichum capsici 82.49% Highly significant with bark extract treatment jengkol 10%, negative control (no treatment) and at a concentration of 50% jengkol skin extract obtained the highest percentage inhibition Cercospora capsici as big as 83.43% Highly significant with bark extract treatment jengkol 10%, 20% jengkol bark extract, bark extract jengkol 30% and analytical results.

Analisis Efisiensi Pemasaran Ayam Ras Pedaging (Broiler) (Studi Kasus: Kecamatan Gunung Malela Kabupaten Simalungun) Rindi Eka Prastiwi; Retna Astuti; Faoeza Hafiz Saragih
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 2, No 1 (2020): JIPERTA MARET
Publisher : Universitas Medan Area

The purpose of this research is to know the marketing channel of broiler and to know the level of marketing efficiency of broiler in Gunung Malela Regency, Simalungun. This research is conducted from May to June 2017. This research uses sampling method by way of method of disproportionate stratified random sampling. Thesample of this research was 29 sample which are independent farmers, plasma farmers, partner companies, wholesalers and small traders.Based on the result of the research, there are two pattern of marketing channel of broiler which broiler in the first channel started from independent farmers to big traders to small pedgang and on second channel started from plasma farmers to partner companies, big traders to small traders. The marketing margin of broiler chicken on channel I is bigger compared to marketing channel II which is Rp 6,075 / kg. Channel marketing channels on channel I more efficient that is 0.01% and 0.04%.

Uji In-Vitro Ekstrak Kulit Jengkol (Pithecellobium jiringa) sebagai Biofungisida terhadap Fusarium oxysporum, Colletotrichum capsici, dan Cercospora capsici pada Tanaman Cabai Siswandi Siswandi; Retna Astuti; Maimunah Maimunah
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 2, No 2 (2020): Jurnal Ilmiah Pertanian (JIPERTA), September
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jiperta.v2i2.332

Research aims To determine the effectiveness of skin extract jengkol (Pithecellobium jiringa) effective as biofungisida against the disease-causing Fusarium wilt (Fusarium oxyospurum), Antraknosa (Colletotrichum capsici) and patches leaf (Cercospora capsici) on a red pepper plant (Capsicum annuum L.),This research was conducted at the Laboratory of Plant Protection, Faculty of Agriculture, University of Medan Area, Biopharmaceutical Laboratories Faculty of Pharmacy, University of North Sumatra, from March to May 2019. This research used non factorial completely randomized design with three replications. Factors treatment of skin extract concentration jengkol ie negative control (no treatment); positive control (synthetic fungicides 0.2%); and successive concentration is 10%; 20%; 30%; 40%; 50%; 60%; 70%; 80%; 90%; and 100%. The results showed that administrationjengkol skin extract effective for controlling fungal pathogens (Colletotrichum capsici, Fusarium oxysporum and Cercospora capsici) that cause disease in plants red chili.Jengkol bark extract at a concentration of 90% obtained the highest percentage inhibition Fusarum oxysporum as big as 78.43% Highly significant with bark extract treatment jengkol 10% and a negative control (no treatment), at a concentration of 20% jengkol skin extract obtained the highest percentage inhibition of Colletotrichum capsici 82.49% Highly significant with bark extract treatment jengkol 10%, negative control (no treatment) and at a concentration of 50% jengkol skin extract obtained the highest percentage inhibition Cercospora capsici as big as 83.43% Highly significant with bark extract treatment jengkol 10%, 20% jengkol bark extract, bark extract jengkol 30% and analytical results.

Analisis Efisiensi Pemasaran Ayam Ras Pedaging (Broiler) (Studi Kasus: Kecamatan Gunung Malela Kabupaten Simalungun) Rindi Eka Prastiwi; Retna Astuti; Faoeza Hafiz Saragih
Jurnal Ilmiah Pertanian ( JIPERTA) Vol 2, No 1 (2020): Jurnal Ilmiah Pertanian (JIPERTA), Maret
Publisher : Universitas Medan Area

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31289/jiperta.v2i1.72

The purpose of this research is to know the marketing channel of broiler and to know the level of marketing efficiency of broiler in Gunung Malela Regency, Simalungun. This research is conducted from May to June 2017. This research uses sampling method by way of method of disproportionate stratified random sampling. Thesample of this research was 29 sample which are independent farmers, plasma farmers, partner companies, wholesalers and small traders.Based on the result of the research, there are two pattern of marketing channel of broiler which broiler in the first channel started from independent farmers to big traders to small pedgang and on second channel started from plasma farmers to partner companies, big traders to small traders. The marketing margin of broiler chicken on channel I is bigger compared to marketing channel II which is Rp 6,075 / kg. Channel marketing channels on channel I more efficient that is 0.01% and 0.04%.

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