environmental anomalies
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2020 ◽  
Vol 6 (1) ◽  
pp. 158-165
Author(s):  
. Baharuddin ◽  
Muslim Salam ◽  
Mahmud Ahmad ◽  
A. Masniawati

Climate anomaly is very influential for agriculture in our country. The patterns and methods of farming that have been adopted by farmers must be adapted to anticipate shifts in erratic seasons. Horticulture is a food that is quite essential for humans and has a high economic value if it is managed intensively. Characteristics of vegetables that are easily damaged and rotten cause the price to be very volatile so that it affects the farmer’s income. Uncertain rainy season affects the availability in market because vegetables are generally cultivated conventionally in open fields. A technology approach and smart agribusiness management are needed to reduce the impact of environmental anomalies so that they do not affect the quantity and quality of agricultural products. To reduce the impact of environmental anomalies, the application of synergistic and environmentally friendly technologies on fruit vegetables using a drip hydroponic system and mulch in the cultivation of eggplant in dry land, circulated NFT hydroponics in cultivation of cucumber and bitter melon plants. It also carried out the manufacture and use of liquid organic fertilizer to stimulate the growth and production of fruit vegetables and biopesticides to avoid pests and plant diseases. The results showed that eggplant cultivation planted in open land with drip irrigation resulted in 3.26 fruit / tree with a total production of 130,400 fruits/ha. If the price is IDR 2,000/fruit, then the turnover earned is IDR 260,800,000/ha. Cultivation of cucumber through hydroponic NFT yields 18.83 fruit/tree with a total production of 301,280 fruit/ha. If the price is IDR 1,000/fruit, then the turnover earned is IDR 300,426,000/ha. Cultivation of bitter melon through hydroponic NFT yields 23.76 fruits/tree with a total production of 308,880 fruits/ha. If the price is IDR 1,000/piece, then the turnover earned is IDR 308,880,000/ha.   Keywords: Hydroponics, organic fertilizers, biopesticide, fruit vegetables.   ABSTRAK Anomali iklim sangat berdampak bagi dunia pertanian di negara kita. Pola dan cara bercocok tanam yang selama ini telah dianut oleh petani harus diadaptasikan untuk mengantisipasi pergeseran musim yang tidak menentu. Produk hortikultura merupakan bahan pangan yang cukup esensial bagi manusia dan mempunyai nilai ekonomi yang cukup tinggi jika dikelola secara intensif. Karakteristik sayuran yang mudah rusak dan busuk menyebabkan harganya sangat fluktuatif sehingga berpengaruh pada pendapatan petani. Musim hujan yang tidak menentu berpengaruh terhadap ketersediaan di pasar karena sayuran pada umumnya dibudidayakan secara konvesional di lahan terbuka. Untuk mengurangi dampak anomali lingkungan, penerapan teknologi bersinergi dan ramah lingkungan pada sayuran buah dengan menggunakan sistem hidroponik tetes dan mulsa pada budidaya tanaman terung dilahan terbuka, hidroponik NFT tersirkulasi pada tanaman mentimun dan pare. Selain itu juga dilakukan pembuatan dan pemanfaatan pupuk organik cair untuk merangsang pertumbuhan dan produksi sayuran buah dan biopestisida untuk menghindari serangan hama dan penyakit tanaman. Hasil kegiatan menunjukan bahwa budidaya terung yang ditanam di lahan terbuka dengan pengairan tetes diperoleh hasil 3.26 buah/pohon dengan produksi total 130,400 buah/ha. Jika harga Rp. 2,000/buah, maka omzet yang diperoleh sebesar Rp. 260,800,000/ha. Budidaya tanaman terung melalui hidroponik NFT diperoleh hasil 18.83 buah/pohon dengan produksi total 301,280 buah/ha. Jika harga Rp. 1,000/buah, maka omzet yang diperoleh sebesar Rp. 300,426,000/ha. Budidaya tanaman pare melalui hidroponik NFT diperoleh hasil 23.76 buah/pohon dengan produksi total 308,880 buah/ha. Jika harga Rp. 1,000/buah, maka omzet yang diperoleh sebesar Rp. 308,880,000/ha.   Kata kunci: Hidroponik, pupuk organik, biopestisida, sayuran buah.


Sensors ◽  
2020 ◽  
Vol 20 (16) ◽  
pp. 4615 ◽  
Author(s):  
Anja Babić ◽  
Ivan Lončar ◽  
Barbara Arbanas ◽  
Goran Vasiljević ◽  
Tamara Petrović ◽  
...  

This paper presents a novel autonomous environmental monitoring methodology based on collaboration and collective decision-making among robotic agents in a heterogeneous swarm developed within the project subCULTron, tested in a realistic marine environment. The swarm serves as an underwater mobile sensor network for exploration and monitoring of large areas. Different robotic units enable outlier and fault detection, verification of measurements and recognition of environmental anomalies, and relocation of the swarm throughout the environment. The motion capabilities of the robots and the reconfigurability of the swarm are exploited to collect data and verify suspected anomalies, or detect potential sensor faults among the swarm agents. The proposed methodology was tested in an experimental setup in the field in two marine testbeds: the Lagoon of Venice, Italy, and Biograd an Moru, Croatia. Achieved experimental results described in this paper validate and show the potential of the proposed approach.


Eos ◽  
2019 ◽  
Vol 100 ◽  
Author(s):  
Laurent Coppola ◽  
Patrick Raimbault ◽  
Laurent Mortier ◽  
Pierre Testor

The Mediterranean Ocean Observing System for the Environment (MOOSE) network integrates a range of platforms to detect and identify long-term environmental anomalies.


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