Breeding improved yardlong bean varieties is not only aimed for yield, but also for enhancing nutritional content such as anthocyanin and carotenoids concentrations. The objectives of this research were to elucidate the anthocyanin and carotenoids concentrations as well as yield components in several yard long bean genotypes. This research was conducted at the Leuwikopo Experimental Station and Post Harvest Laboratory of Department of Agronomy and Horticulture IPB from November 2017 to January 2018. The experiment was arranged in a single-factor randomized complete block design with 4 replicates, involving 15 yardlong bean genotypes. The results showed that Fagiola 2 had relatively high anthocyanin and carotenoids contents. Peleton had higher yield than Kinaya 1, Pangeran Anvi, Parade, and Fagiola 2. Anthocyanin content was not correlated with yield components, whereas carotenoids content was positively correlated with the length of pod stalks, length of pods, weight per pod, chlorophyll a, chlorophyll b, and total chlorophyll. Pod weights per plant were positively correlated with the number of pods per plant (r = 0.81, P<0.01), and can be predicted by a linear model involving number of pods per plant and days to harvest (R2 = 0.75, P<0.01).Keywords: biofortification, chlorophyll, correlation, stepwise regression, Vigna unguiculata var. sesquipedalis
Abstract. Maftuchah, Febriana L, Sulistyawati, Reswari HA, Septia ED. 2021. Morphological diversity and heritability of nine local sorghum (Sorghum bicolor) genotypes in East Java, Indonesia. Biodiversitas 22: 1310-1316. Sorghum (Sorghum bicolor L. Moench) is an essential food crop after wheat, rice, maize, and barley. It has wide adaptability to various environmental conditions, including can be grown on marginal lands, so that it is potential to be developed as cheap source of carbohydrates. The present study obtain information about the morphological diversity and heritability values of local sorghum genotypes that occurred in East Java Province, Indonesia. The research was conducted in Purutrejo village, Pasuruan city using nine local genotypes, namely Jombang (SG-JBG), Tuban (SG-TBN), Pasuruan (GB-PSR), Lamongan 1 (SG-LMG 1), Lamongan 2 (SG-LMG 2), Sampang 1 (SG-SPG 1), Sampang 2 (SG-SPG 2), Tulungagung 1 (SG-TLG 1) and Tulungagung 2 (SG-TLG 2). The results showed that the genotype of SG-SPG 2 produced the longest panicles, while the SG-LMG 2 had the highest seed dry weight per panicle and highest number of seeds per panicle (117.34 gram/panicle dry weight and 4581.80 seeds/panicle). The genotype of SG-TLG 2 produced the largest weight of seeds, either in fresh seed (41.43 g/1000 seeds) or dry seed (31.96 g/1000 seeds). Of the nine genotypes tested, the flowering ages ranged from 42 to 53 days after planting, and the harvest ages ranged from 70 to 91 days after planting with the fastest harvest age was achieved by SG-TLG 2 The entire value of the phenotype variety on each variable was more significant than the value of the genotype range. Heritability test results show that all experimental parameters exceed 0.5 so that it is categorized as high heritability. In general, the SG-TLG 2 genotype had the most chance to be developed, because it produced the highest seed weight, both fresh seeds (41.43 g/1000 seeds) and dry seeds (31.96 g/1000 seeds). Besides, the SG-TLG shows the fastest harvest age (70 days after planting).
Kelapa sawit saat ini menghadapi tantangan baik yang datang dari alam maupun dari manusia. Tantangan dari alam salah satunya adalah ketidakpastian cuaca akibat perubahan iklim global. Tantangan yang berasal dari manusia berupa penggunaan lahan marjinal seperti lahan gambut, pasang surut, maupun lahan berlereng dan berlembah untuk perkebunan kelapa sawit. Hal ini sering kali menempatkan kelapa sawit pada kondisi yang rawan genangan dan banjir. Genangan yang berkepanjangan dapat berpengaruh pada kualitas minyak, menurunkan produksi, dan apabila tetap berlanjut dapat menyebabkan kematian. Meskipun ancaman yang diakibatkan oleh banjir dan genangan tidak seberbahaya dampak akibat serangan penyakit, namun bahan tanaman yang toleran terhadap genangan dapat mengurangi potensi kerugian yang disebabkan oleh penurunan produksi akibat tanaman yang tergenang. Ketika tanaman kelapa sawit tergenang, tanaman akan mengembangkan mekanisme pertahanan yang melibatkan berbagai elemen seperti protein transporter, faktor transkripsi, gen-gen yang spesifik untuk kondisi genangan, serta berbagai metabolit. Jenis, tingkat ekspresi, serta konsentrasi senyawa oganik yang dihasilkan oleh tanaman yang tergenang, dapat berbeda-beda tergantung seberapa lama tanaman tergenang, dan tingkat keparahan yang dialami. Selain itu, respon tanaman terhadap genangan juga dapat dipengaruhi oleh genotipe tanaman. Review ini merangkum berbagai penelitian yang potensial dikembangkan dalam rangka perakitan varietas kelapa sawit yang toleran terhadap banjir dan genangan.
Jarak pagar (Jatropha curcas L.) merupakan salah satu komoditi perkebunan tropis yang memiliki potensi sebagai pengganti bahan bakar minyak. Biji jarak pagar mengandung kadar minyak cukup tinggi dan sangat potensial sebagai bahan baku biodiesel. Kegiatan penelitian ini bertujuan mendapatkan informasi tentang tingkat produksi biji, kualitas crude jatropha oil dan biodiesel J.curcas Linn. sebagai sumber biofuels. Penelitian dilaksanakan di Desa Kedung Pengaron Pasuruan dan Laboratorium Teknologi Minyak Nabati Universitas Muhammadiayh Malang. Penelitian menggunakan Rancangan Acak Kelompok empat ulangan. Hasil pengamatan menunjukkan bahwa genotip J.curcas berpengaruh secara signifikan terhadap rerata jumlah buah per tanaman, jumlah biji per tanaman, berat kering biji per tanaman dan kadar minyak biji. Jumlah buah per tanaman dan berat kering biji per tanaman yang dihasilkan genotip JCUMM (JCUMM-5, JCUMM-6, JCUMM-7, JCUMM-18) lebih tinggi daripada kontrol IP3A dan IP3P. Jumlah biji per tanaman berkisar 91,3 (IP3P) hingga 236,6 (JCUMM-5). Berat kering 100 biji dari berbagai genotip J.curcas berkisar antara 64,1 g (JCUMM-6) hingga 69,7 g (JCUMM-5) sedangkan kadar minyak biji berkisar antara 39,5% (JCUMM-6) hingga 57,7% (JCUMM-7). Hasil uji esterifikasi menunjukkan hasil Free Fatty Acid dari crude jatropha oil berkisar antara 0,2% (JCUMM-18) hingga 1,97% (IP3A). Seluruh genotip memiliki kadar FFA kurang dari 2% sehingga masih layak dipergunakan sebagai bahan biodiesel. Nilai bilangan asam yang diperoleh antara 2,9 mg-KOH/g (JCUMM-6) hingga 6,40 mg-KOH/g (IP3A). Sedangkan bilangan Iodine diperoleh hasil antara 94,5 g I2/100g (JCUMM-5) hingga 102,4 g I2/100g (JCUMM-6)
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.
hi@scite.ai
10624 S. Eastern Ave., Ste. A-614
Henderson, NV 89052, USA
Copyright © 2024 scite LLC. All rights reserved.
Made with 💙 for researchers
Part of the Research Solutions Family.