I Wayan Tika
Program Studi Teknik Pertanian, Fakultas Teknologi Pertanian, Universitas Udayana. Kampus Bukit Jimbaran, Badung-Bali

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Analisis Persentase Kekurangan Air Irigasi pada Subak di Das Ho Saat Musim Kemarau Florinaus Walbat; I Wayan Tika; Ida Ayu Gede Bintang Madrini
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 1 (2022): April
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i01.p04

Abstract

Irrigation water shortageis caused by insufficient water discharge during the dry season. The water is distributed unevenly; theupstream water tends to have a surplus water,whereas the downstream has the tendency of water deficit. Based on the situation,it is necessary to conduct researchon the irrigation watershortageduring the dry season, so that optimal water management can be achieved. The study was conducted to determine the percentage of irrigation water deficiency in each subak and determine irrigation water management techniques that ensuring the water distributed evenly to each subak.Primary data were obtained by interview, observation, and measurement methods, while secondary data were obtained from BMKG Region III Denpasar. The data obtained were analyzed to determinethe percentage of irrigation water shortages that occurred during the dry season and to determine the proportion of irrigation water distribution.The results showed that the percentage of water shortage of irrigation water in the upstream subak was -48,43%, in the middle subak was 21,99%, and in the downstream subak 23,92%.Theproportional water management techniques in the upstream subak, middle,downstream in the dry season using modified Qt, the upstream subakhadthe initial Qt of 2,67 l/sec/haand themodified was 1,73 l/sec/ha, in the middle subak has the initial Qt of1,32 l/sec/ha and the modified was0,75 l/sec/ha, and in the downstream subak had initial Qt of 2,53 l/sec/haand themodified onewas3,21 l/sec/ha.
Efek Penambahan Kotoran Sapi terhadap Kualitas Kompos pada Pengomposan Batang Pisang I Kadek Aditya Pranata; Ida Ayu Gede Bintang Madrini; I Wayan Tika
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 1 (2022): April
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i01.p21

Abstract

Composting is an alternativemeanto increase the usefulness and added value of organic waste. The purpose of this study was to determine the effect of adding cow dungand banana stem. This study expected to obtain the best composition of the mixture of ingredients from the use of banana stalks and cow dung according to the Indonesian National Standard (SNI) 19-7030-20014. The materials used in this study were banana stalks and cow dung with a ratio of banana stalks to cow dung, namely: K1 (1: 1), K2 (2: 1), K3 (3: 1), K.BP (only banana stalks). ). The composting process in this study used Biocomposter Tahiron New Garden Bag 2. In the composting process the temperature was observed every day, while the moisture content of C-organic, nitrogen, C / N ratio and pH were observed once every 14 days. The temperatures in the K1, K2, K3 and K.BP treatments were respectively 43.6 oC, 44.3 oC, 43.6 oC and 38.6 oC. Temperature, pH, and moisture content parameters did not show significant differences between treatments, while the C / N ratio in the comparison between KBP and K1 (1: 1), K2 (2: 1), and K3 (3: 1) showed differences. K2 treatment showed the best mixture composition with the composting temperature approaching thermophilic, namely 44.3oC. The C / N ratio of all treatments did not meet SNI 19/7030/2004, while pH, moisture content, organic matterwithin the range as regulated in the standard
Pemberian Kudapan (Makanan Ringan) Pada Petani Daun Bawang Prei Untuk Menurunkan Kelelahan dan Beban Kerja Saat Bekerja di Kebun Stephanie Ulyta Bena Sagala; I Nyoman Sucipta; I Wayan Tika
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 1 (2022): April
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i01.p15

Abstract

Fatigue and a high workload cause a decrease in energy in humans so that work cannot be completed properly. The number of calories that do not meet the body's metabolic needswill cause a decrease in a person's physical capacity. One solution to keep the number of calories available to meet the basic needs of metabolism is to schedule meals and snacks at work. One of the scheduling is a snack at 10.00 am with a calorie contentof 10% of daily calorie needs. This study aims to determine whether the provision of snacks can reduce fatigue and workload of leek farmers. The snacks that will be given in this study are one bottle of 600 ml mineral water with 0 kcal, one 110 kcal kue getas, one100 kcal martabak mini, and one 118 kcal kue lapis. This type of research uses descriptive quantitative methods. The units used in this study found 30 units using the purposive sampling technique. Subjective fatigue data was obtained by filling out the Fatigue Severity Scale questionnaire to determine the level of fatigue experienced by the unit while the workload data was obtained by calculating the pulse (before work and completion) of work and filling out the NASA-TLX workload questionnaire. Inthis study used data analysis with validity test, reliability test, normality test Kolmogorov-Smirnov, and statistical test Paired Sample T-Test. The results showthat there is a decrease in fatigue by 24% and a decrease in workload by 7% by giving snacksto leek farmers, but there is no significant difference between the number of pulses that are not given snacks and the number of pulses given the snack. So, from the results it says that leek farmers in Bukit Catu are workers who do not have a high workload but farmers experience high fatigue.
Hubungan antara Penggunaan Alat Pelindung Diri (APD) dengan Keluhan Petani akibat Pestisida (Studi Kasus di Subak Sri Gumana, Desa Rejasa, Kabupaten Tabanan) I Made Galih Suwimantra; I Nyoman Sucipta; I Wayan Tika
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 1 (2022): April
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i01.p19

Abstract

The usage of pesticides that do not by following the rules can give a negative impact on human health and the environment. This study aims to determine a relationship between usage of Personal Protective Equipment (PPE) with farmer complaints due to pesticides in Subak Sri Gumana, Rejasa Village, Tabanan Regency. This study used samples amount 30 people (16%) from 189 farmers in Subak Sri Gumana. The instrument used the questionnaire Likert scale which provides choices for respondents to answer. Based on the result of chi-square test, the p-value is 0.002 (p <0.05), so there was a relationship between usage of Personal Protective Equipment (PPE) with farmer complaints due to pesticides in Subak Sri Gumana, Rejasa Village, Tabanan Regency. The conclusion is found a relationship between the usage of personal protective equipment (PPE) with farmers complaints due to pesticides in Subak Sri Gumana, Rejasa Village, Tabanan Regency. These complaints arise because farmers haven’t used Personal Protective Equipment (PPE) and ignore the dangers of using pesticides.
Efisiensi Kinerja Combine Harvester pada Pemanenan Padi Varietas Unggul (Studi Kasus di Desa Polongaan Sulawesi Barat) I Kadek Murjana; I Wayan Tika; I Gusti Ngurah Apriadi Aviantara
Jurnal BETA (Biosistem dan Teknik Pertanian) Vol 10 No 2 (2022): September
Publisher : Program Studi Teknik Pertanian dan Biosistem, Fakultas Teknologi Pertanian, Universitas Udayana, Badung, Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JBETA.2022.v10.i02.p21

Abstract

The rice harvest time is almost the same in a large rice field area and the availability of a small amount of labor is therefore required mechanical tools to replace it, one of the machine tools used is the Combine Harvester rice harvester machine. Rice harvester Combine Harvester ridding type Kubota DC 70 brand is an agricultural machine that functions to harvest rice through the stages of hooking, directing, cutting, threshing, and cleaning the grain which is carried out in an integrated manner in one process. The purpose of this study is to determine the efficiency of performance and the needs of the Combine Harvester machine needed for harvesting rice. This research consists of three main stages, namely machine and land preparation, machine performance testing, and data analysis. The parameters observed were the width of the complement of the harvester, the speed of advance of the Combine Harvester, the area of land harvested, the time of harvesting, the theoretical performance capacity, the actual performance capacity, the performance efficiency, and the needs of the Combine Harvester. The results showed that the working speed of the Combine Harvester was 1.35 m/sec. The actual performance capacity is 0.574 ha/hour or 57.4 are/hour. The theoretical performance capacity is 0.921 ha/hour or 92.1 are/hour. Combine Harvester's performance efficiency at 61.6%. The need for a Combine Harvester is 2 units for harvesting rice in the village of pods.