Evaluasi Toleransi Plasma Nutfah Padi Lokal pada Lahan Masam Kahat Fosfor
dc.contributor | en-US | |
dc.creator | Suhartini, Tintin; Balai Besar Penelitian dan Pengembangan Bioteknologi dan Sumberdaya Genetik Pertanian, Jl. Tentara Pelajar No. 3A, Bogor 16111 Telp. (0251) 8337975; Faks. (0251) 8338820 | |
dc.creator | Utami, Dwinita W.; Balai Besar Penelitian dan Pengembangan Bioteknologi dan Sumberdaya Genetik Pertanian, Jl. Tentara Pelajar No. 3A, Bogor 16111 Telp. (0251) 8337975; Faks. (0251) 8338820 | |
dc.creator | Hanarida, Ida; Balai Besar Penelitian dan Pengembangan Bioteknologi dan Sumberdaya Genetik Pertanian, Jl. Tentara Pelajar No. 3A, Bogor 16111 Telp. (0251) 8337975; Faks. (0251) 8338820 | |
dc.date | 2016-10-06 | |
dc.date.accessioned | 2018-05-25T08:51:13Z | |
dc.date.available | 2018-05-25T08:51:13Z | |
dc.description | Phosporus (P) deficiency is one oflimiting factor for rice growth. In Indonesia P deficiency muchoccurs in acid soils. The use of P deficiency tolerant varietiesis the best solution compared to the application of P fertilizerdue to more efficient in cost. The purpose of this study was toevaluate the local rice germplasm collected from severalregions in Indonesia to P deficiency in acid soil. The study wasconducted in Jasinga West Java during wet season of 2006-2007 with the soil condition lack of P. The experiments wereconducted with the two treatments: first, without P fertilizerand second with P fertilizer equivalent of 25 kg P/ha. The total100 accessions of rice germplasm were screened in this fieldbased on a randomized block design with three replications.Fertilizing were given on experiments I and II with thecomposition: urea 300 kg/ha and 100 kg KCl. The field designwas done by plotting size is 1 x 5 m2, spacing plant of 25 cm x25 cm, and planting two seeds per hole. The yield componentscharacters which were observed: number of tillers, plant dryweight, plant height and flowering. The results of combinedanalysis showed that there is a significant interaction betweenP and genotype on the tiller number, whereas the dry weight ofplant, plant height, and flowering were is not significant. Theevaluation of 100 local rice genotypes to P deficiency byindicators of the tiller number and dry weight of plantsobtained 19 genotypes that are tolerant to P deficiency with therelative value of tillers number and dry weight of plants morethan 80%. Local varieties Mandalet, Ganefo, Padi Belanda,Pulut Jangan, Padi Ubek Bala, and Padi Krayan were the mosttolerant to conditions without P which showed the tillersnumber more 1-21% rather than the conditions with Pfertilizer. There are three selected genotypes, Pulut Jangan,Padi Ubek Bala, and Padi Krayan which increased the numberof tillers and dry weight of plants in without P conditions. Theincreasing of tillers number were reach 1-17% while the dryweight increased 12-41%. | en-US |
dc.identifier | http://ejurnal.litbang.pertanian.go.id/index.php/bpn/article/view/4243 | |
dc.identifier | 10.21082/blpn.v19n1.2013.p%p | |
dc.identifier.uri | https://repository.pertanian.go.id/handle/123456789/2180 | |
dc.language | id | |
dc.publisher | Balai Besar Penelitian dan Pengembangan Bioteknologi dan Sumberdaya Genetik Pertanian | en-US |
dc.rights | Copyright (c) 2016 Buletin Plasma Nutfah | en-US |
dc.source | 2549-1393 | |
dc.source | 1410-4377 | |
dc.source | Buletin Plasma Nutfah; Vol 19, No 1 (2013): Juni | en-US |
dc.title | Evaluasi Toleransi Plasma Nutfah Padi Lokal pada Lahan Masam Kahat Fosfor | en-US |
dc.type | info:eu-repo/semantics/article | |
dc.type | info:eu-repo/semantics/publishedVersion | |
dc.type | Peer-reviewed Article | en-US |
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