Marida Santi Yudha Ika Bayu, Marida Santi Yudha Ika
Indonesian Legume and Tuber Crops Research Institute (ILETRI), Malang, Indonesia

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Identification of Soybean Resistance to Pod Sucking Bug (Riptortus linearis) by No-Choice Test Krisnawati, Ayda; Bayu, Marida Santi Yudha Ika; Adie, Moch. Muchlish
Biosaintifika: Journal of Biology & Biology Education Vol 8, No 3 (2016): December 2016
Publisher : Department of Biology, Faculty of Mathematics and Sciences, Semarang State University . Ro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/biosaintifika.v8i3.5180

Abstract

Soybean pod damaged by pod sucking bug (Riptortus linearis) is one of the constraint within soybean yield improvement in Indonesia. The research aimed was to identify the resistance of soybean genotypes to pod sucking pest. The experiment was conducted in Iletris screen house from March to June 2015. The experiment was arranged in Randomized Completely Block Design using 10 soybean genotypes with three replicates. The soybean resistance was evaluated using no-choice test. Data collected on number of pod/plant, number of seed/plant, seed weight per plant, number of attacked pod/plant, and number of attacked seed/plant. The result showed that the lowest percentage both of pod and seed damage was G511H/Anjasmoro//Anjasmoro-2-8, that was 25.83 % and 19.12 %, respectively. Based on the value of the percentage of seed damage, there were five susceptible genotypes, three moderately resistant, and two resistant genotypes. Based on the value of the percentage of pod damage, showed four susceptible genotypes, five moderately resistant, and a resistant genotype. G511H/Anjasmoro//Anjasmoro-2-8 was the only resistant genotype, and it could be used as a genetic source in the improvement of soybean resistance to pod sucking bug.How to CiteKrisnawati, A., Bayu, M. S. Y. I. & Adie, M. M. (2016). Identification of Soybean Resistance to Pod Sucking Bug (Riptortus linearis) by No-Choice Test. Biosaintifika: Journal of Biology & Biology Education, 8(3), 407-414.
RESPON GENOTIPE KEDELAI BIJI BESAR DAN UMUR GENJAH TERHADAP KOMPLEKS HAMA PENGISAP POLONG Bayu, Marida Santi Yudha Ika; Krisnawati, Ayda; Adie, M. Muchlish
JURNAL HAMA DAN PENYAKIT TUMBUHAN TROPIKA Vol 17, No 2 (2017): SEPTEMBER, JURNAL HAMA DAN PENYAKIT TUMBUHAN TROPIKA
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (630.883 KB) | DOI: 10.23960/j.hptt.217128-136

Abstract

Response of large seed size and early maturing soybean genotypes against pod sucking bugs complex. Pod sucking bugs (Hemiptera: Pentatomidae) is the most detrimental pest on soybean in Indonesia. These pest attacks caused the decreasing of quality and quantity of yield as well as decreased seed germination. The use of resistant varieties is an alternative control which is environmentally friendly. The objective of this study was to determine the response of various soybean genotypes against pod sucking complex in the field. The experiment was conducted on June to September 2015 in Pasuruan, East Java. The treatment was arranged in randomized block design, 16 treatments with three replicates. The treatment consists of 14 soybean promising lines (G 511 H/Anj//Anj///Anj-11-2, G 511 H/Anjasmoro-1-6, G 511 H/Anj//Anj///Anj-7-1, G 511 H/Anjasmoro//Anjasmoro-5-1, G 511 H/Argom//Argom-2-1, G 511 H/Anjasmoro-1-4, G 511 H/Anjasmoro-1-2, G 511 H/Anjasmoro//Anjasmoro-2-8, G 511 H/Arg//Arg///Arg///Arg-12-15, G 511 H/Anj// Anj///Anj-6-3, G 511 H/Arg//Arg///Arg///Arg-19-7, G 511 H/Anjasmoro-1-7, G 511 H/Anj//Anj///Anj////Anjs-6-7, G 511 H/Anjasmoro-1-4-2), and two varieties (Anjasmoro and Grobogan). The results showed that the differences in soybean genotypes significantly influence the intensity of damaged pod and seed caused by pod sucking bugs. The intensity of damaged pod was 29.8?64.0% per plant. The intensity of damaged seed was 13.2-63.9% per plant. The number of puncture was 1.2-1.6 punctures per pod and 0.6-2.7 punctures per seed. Based on the intensity of damaged pod and seed, genotipe G 511 H/Anjasmoro//Anjasmoro-2-8, G 511 H/Anjasmoro-1-2, and G 511 H/Anjasmoro-1-6 were indicated consistently as moderately resistance against pod sucking complex. Those three genotypes could be use as a source of genes to improve the resistance of soybean against pod sucking bug.
RESISTANCE OF SOYBEAN GENOTYPES WITH LARGE SEED SIZE AND EARLY MATURITY AGAINST POD BORER, Etiella zinckenella TREITSCHKE Bayu, Marida Santi Yudha Ika; Prayogo, Yusmani
JURNAL HAMA DAN PENYAKIT TUMBUHAN TROPIKA Vol. 19 No. 2 (2019): SEPTEMBER, JURNAL HAMA DAN PENYAKIT TUMBUHAN TROPIKA
Publisher : Universitas Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/j.hptt.219135-142

Abstract

Pod borer is a major pest on soybean. The objective of this study was to determine the resistance of soybean genotypes against pod borer based on choice test. The experiment was conducted in green house and laboratory of Entomology, Indonesian Legumes and Tuber Crops Research Institute, using Randomized Block Design with 16 soybean genotypes and three replicates. Planting dates was arranged such a way so as to sincronize the flowering time and pod formation of 16 soybean genotypes. A pairs of 4 days emerged adult pod borer were infested into each plant at R4 stage (21 days after flowering) for two days. The number of egg was observed at 2 days after infestation (DAI) and the number of larva and damaged intensity were observed at 14 DAI. The results showed that genotypes significantly affected egg and larval population, pod and seed damage intensity. The lowest egg and larval population found on Anjasmoro, 6,33 eggs and 10 individuals, respectively. The lowest intensity of pod damage found on Anjasmoro (27,74%), and the lowest intensity of seed damage found on Malabar/Sinabung-68 (15,61%). The resistance of soybean genotypes was non-preference as place to lay eggs and as feed. In conclusion, there were two genotypes showed consistently resistant (Anjasmoro and Malabar/Sinabung-68). These genotypes could be used as a source of genes for varietal improvement of soybean resistance against pod borer.