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Journal : JURNAL TEKNOLOGI LINGKUNGAN

PENGARUH RESIDU PESTISIDA TERHADAP POLA POPULASI BAKTERI DAN FUNGI TANAH DI RUMAHKACA Sulistinah, Nunik; Antonius, S; Rahmansyah, Maman
Jurnal Teknologi Lingkungan Vol. 12 No. 1 (2011)
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (225.888 KB) | DOI: 10.29122/jtl.v12i1.1261

Abstract

Pesticide Residue was Affect Bacterial and Fungal Population in the Greenhouse Soil Condition. Bacterial and fungal inhabitants were examined through agriculture soil samples. Survival of microorganism in soil was important to evaluate the mineralize process. In the greenhouse experiment, bacterial and fungal population noticed as essential assessment in soil healing with long lasting pesticide (A-soil) after the soil treated with powdered rice straw as organic matter amendment, toxic degrading bacterial as inoculants, and the both of those mixed treatments. That residue implication also assessed to B-soil (as free pesticide soil) then revised with pesticides, and also treated as followed for A-soil. Potential degradation of indigenous microorganism examined all through as setting of control (B-soil) to recognize of its original population.Those of treatments evaluated through microbial survival along 12 weeks incubation in green house environment. Bacterial and fungal populations was affect to become fluctuated along with incubation period as due to the treatments. Bacterial inhabitant was considerably higher compared to fungal population. Correlations were significantly difference with bacterial (p = 0.6654) as well as fungal (p = 0.9029) population in A-soil evaluated to B-soil habitats since the mixed treatments present to both of the soil (p0.005 = 0.6310). Organic matter alteration and certain microbe input was needed in soil contain pesticide, because at the same time the survival of microbes possibly mineralized organic matter, as well as the pesticide residue.
SISTEM KULTIVASI ORGANIK PADA KACANG TANAH (Arachis hypogea L.) DENGAN MEMANFAATKAN TINGKAT KEMATANGAN KOMPOS Agustiyani, Dwi; Martono, Budhi; Rahmansyah, Maman
Jurnal Teknologi Lingkungan Vol. 13 No. 2 (2012)
Publisher : Center for Environmental Technology - Agency for Assessment and Application of Technology

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (606.875 KB) | DOI: 10.29122/jtl.v13i2.1419

Abstract

Untuk mendukung suatu sistem pertanian yang berkelanjutan, praktek pertanian organic dilakukan pada kultivasi kacang tanah. Pada penelitian ini, pengkombinasian antara penggunaan bakteri pelarut fosfat (Pseudomonas sp.), bakteri penambat nitrogen (Rhizobium spp.), dan fungi pendegradasi selulosa (Trichoderma sp. dan Aspergillussp.) digunakan untuk inokulan. Kompos berupa bahan hijauan daun dan limbah kotoran ternak kemudian diformulasikan dengan inokulan untuk digunakan sebagai pupuk hayati. Kompos-matang dan kompos-setengah-matang fermentasi digunakan untuk pengkayaan hara tanah. Penggunaan kompos setengah matang merupakanpraktek semi-on-site-composting di dalam upaya menstimulasi pertum-buhan tanaman. Pengaruh perlakuan pada penelitian ini dievaluasi melalui pertum-buhan tanaman dan hasil polong. Tidak didapat perbedaan yang signifikan di antara perlakuan pupuk hayati, namun seluruh perlakuan memperlihatkan perbedaan yang nyata terhadap kontrol.Oleh sebab itu, praktek pengunaan kompos setengah matang mampu mempersingkat persiapan tanam dan dapat diterapkan pada kultivasi kacang tanah. Penggunaan kompos separuh matang hasil penelitian ini dapat dipraktekan di dalam pengembangan tehnik kultivasi untuk mendukung sistem pertanian berkelanjutan. Kata kunci : pupuk hayati, semi-on-site-composting, sistem pertanian berkelanjutan, Arachis hypogea L. AbstractIn order to support a sustainable agriculture system, an organic farming purpose had been carried out all through groundnut cultivation. In this experiment, the combination of phosphate solubilizing bacteria (Pseudomonas sp.), fixing nitrogen bacteria (Rhizobium spp.), and fungal degrading cellulose (Trichoderma sp. and Aspergillus sp.) were used as inoculant. Organic substrate as a green manure compost and cattle waste was mixing with the inoculant to utilize into biofertilizer improvement. Full and half fermented compost materials designed for soil augmentation. Half fermented compost materials exploited to semi-on-site-composting practice in appropriate to fuel plant growth. Result of the treatment evaluated through plant growth and the pods yield. There have not significant  different among biofertilizer handling, and all have the exclusion to the control. As due