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Estimation of heterosis for yield and yield contributing traits in bottle gourd [Lagenaria siceraria (Mol.) Standl.] 冬瓜产量和产量贡献性状的杂种优势评价[j]。
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/rhjj4641
Ranvijay Pratap Singh, Asha Singh, A.K. Verma, P.N. Tripathi, P.K. Jain, A.K. Mehta
Twenty eight F1 hybrids developed from a diallel set involving eight parents (excluding reciprocals) in bottle gourd were evaluated at Horticulture complex, Department of Horticulture JNKVV. Jabalpur (MP). The study was aimed to estimate heterosis for yield and yield contributing traits in bottle gourd. Analysis of variance revealed the presence of considerable variability among parents and hybrids for all the characters under study. Heterosis for fruit yield per vine ranged from -1.27 to 17.33 % over mid parent and 0.61 to -22.74% over better parent. For number of fruits per plant and average fruit weight was ranged from 0.25 to -25.30% and 1.37 to 46.67% over mid parent and -0.17 to -33.44% and 0.00 to 41.94% over better parent, respectively. Regarding fruit length the heterosis ranged from 0.64 to 16.50 over mid parent while heterosis over better parent ranged from -0.51 to -22.85. Heterosis for days to first fruit harvest ranged from 0.00 to -12.02 and 0.00 to -14.51 over mid parent and better parent, respectively. It was important to note that only two F1 hybrids viz. Arka Bahar x Kashi Ganga and Arka Bahar x Pusa Naveen exhibited higher positive and significant values over better parent. While, crosses Arka Bahar x Narendra Dharidar, Kashi Ganga x Narendra Dharidar, Pusa Santushti x PSPL and Arka Bahar x Samrat showed significant negative heterosis over better parent for earliness.
以8个亲本(不包括往复式亲本)为材料,采用双列杂交选育的28个冬瓜F1杂交组合进行了评价。贾巴尔普尔(MP)。本研究旨在评价冬瓜产量和产量贡献性状的杂种优势。方差分析表明,所有性状在亲本和杂交种之间都存在相当大的变异。单株产量比中亲本的杂种优势为-1.27 ~ 17.33%,比优质亲本的杂种优势为0.61 ~ -22.74%。单株果数和平均果重分别比中亲本高0.25 ~ -25.30%和1.37 ~ 46.67%,比优质亲本高-0.17 ~ -33.44%和0.00 ~ 41.94%。果实长度与中亲本的杂种优势为0.64 ~ 16.50,与优质亲本的杂种优势为-0.51 ~ -22.85。中亲本和优亲本到初果收获的杂种优势日数分别为0.00 ~ -12.02和0.00 ~ -14.51。值得注意的是,只有两个F1杂交,即Arka Bahar x Kashi Ganga和Arka Bahar x Pusa Naveen比更好的亲本表现出更高的正显著值。而Arka Bahar与Narendra Dharidar、Kashi Ganga与Narendra Dharidar、Pusa Santushti与PSPL和Arka Bahar与Samrat的杂交在早熟性方面表现出显著的负杂种优势。
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引用次数: 0
Analytical Study of Terpenoids Present in the Medicinal Extracts of Tagetes erectes L. and Tridax procumbens L. of Family Compositae 菊科万寿菊和原甘菊药用提取物中萜类化合物的分析研究
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/texp5294
Veena ., Sunita Rani
Plant used for traditional medicine contains a wide range of substances that can be helpful to treat chronic as well as infectious diseases. Tagetes erecta L. is an annual herb with family Compositae with natural pigments from its yellow/orange flowers. Tridax procumbens L. commonaly known as coat buttons or tridax daisy belongs to flowering plant species of family asteraceac. The objective of this work is to isolate the terpenoids from the extracts of these plants, and to ascertain the curative properties of terpenoids. A subclass of prenyllipids termed as terpenoids were obtained from these dried plants by extracting essential oil by following the steam distillation method. Thereafter, the terpenoids were isolated from essential oils using organic solvents. The detection was carried out using UV-Vis spectroscopy as peaks were identified at certain wavelengths. The study revealed the presence of tannins, alkaloids, saponins, flavonoids, terpenoids, glycosides, and other bioactive molecules. These phytochemicals may be non nutritive chemical compounds but have many health benefits as well as important properties to prevent or to fight many common diseases. They defend the plants against illness and injuries and supply to the plants quality in terms of color, odor and taste.
用于传统医学的植物含有广泛的物质,可以帮助治疗慢性疾病和传染病。万寿菊(Tagetes erecta L.)是菊科一年生草本植物,其黄色/橙色的花中含有天然色素。原甘菊(tritriax procumbenl .),俗称钮扣或三甘菊,属于菊科开花植物。本工作的目的是从这些植物的提取物中分离萜类化合物,并确定萜类化合物的疗效。用蒸汽蒸馏法从这些干燥的植物中提取精油,得到了一种称为萜类的烯酰脂亚类。然后,用有机溶剂从精油中分离出萜类化合物。利用紫外可见光谱法在特定波长处识别出峰值。该研究揭示了单宁、生物碱、皂苷、黄酮类、萜类、苷类和其他生物活性分子的存在。这些植物化学物质可能是非营养化合物,但有许多健康益处,以及预防或对抗许多常见疾病的重要特性。它们保护植物免受疾病和伤害,并在颜色、气味和味道方面保证植物的质量。
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引用次数: 0
Performance and Genetic Evaluation of Okra (Abelmoschus esculentus (L.) Moench) Genotypes for Agromorphological Traits 秋葵的生产性能及遗传评价农业形态性状的基因型
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/jgdj2115
Pattan Farooqkhan, R. Ebenezer Babu Rajan, C. Praveen Sampath Kumar, J. Sam Ruban
Okra or Bhendi is a crucial vegetable farmed in India. The state of Tamil Nadu contains a smaller cultivable area and less okra production. As a result, the investigative study was conducted at Sivapuri, Chidambaram, Tamil Nadu to estimate variability metrics such as PCV, GCV, and GA% mean for crop advancement studies. The experiment involved 48 okra genotypes and 12 qualitative variables. In accordance with ANOVA, the mean sum of squares of 48 genotypes was highly significant for all parameters tested. For the twelve studied traits, values of PCV was higher than values of GCV by a little margin, showing the influence of environmental influences on genotypes. High heritability was found in all characters except days to 50% flowering and days to first harvest. High genetic advance % of mean was perceived in all the traits except for days to the 50% flowering, the harvest period and days to first harvest. High heritability combined with high GA was recorded in traits like primary branches per plant, fruit girth, no. of fruits per plant, fruit length, and fruit yield per plant. If genotypes are chosen based on these traits, selection for genetic improvement programs would be highly efficient.
秋葵是印度种植的一种重要蔬菜。泰米尔纳德邦的可耕种面积较小,秋葵产量也较低。因此,在泰米尔纳德邦奇丹巴拉姆的Sivapuri进行了调查研究,以估计作物进展研究的变异指标,如PCV、GCV和GA%平均值。试验涉及48个秋葵基因型和12个定性变量。方差分析显示,48个基因型的平方和均极显著。在研究的12个性状中,PCV值略高于GCV值,说明环境因素对基因型的影响。除开花期至50%和初收期外,其余性状均有较高的遗传力。除开花期至50%的天数、采收期和首次收获的天数外,其余性状的遗传进步率均高于平均值。单株一次枝数、果实周长、果实周长、果实周长等性状遗传力高,遗传率高。每株果实,果实长度,和每株果实产量。如果基因型是基于这些特征来选择的,那么基因改良项目的选择将是非常有效的。
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引用次数: 0
Species Diversity, Carbon Stock Density and Soil Physico-Chemical Properties of Chauras Campus (Garhwal University) Uttarakhand, India 印度北阿坎德邦加瓦尔大学Chauras校区物种多样性、碳储量密度和土壤理化性质
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/hxcd7334
Prashanth Vempally, Murari Chiluveri, Munesh Kumar, Shakith M.A., Mallesh Yalal, Manoj Chandra
Trees are planted in educational institutions in order to maintain the greenery and to provide an aesthetic view. Along with this they also play a key role in accumulating carbon from the atmosphere. The functioning of trees largely depends on soil conditions too. In the present study we explored to document species diversity, carbon stock density and soil physico-chemical properties of Chauras campus (HNB Garhwal University). The tree biomass and carbon stock were calculated using non-destructive methods and soil properties were assessed in the departmental soil laboratory. A total of 831 individuals belonging to 38 species and 21 families were recorded. A total carbon stock density of 1,1270.78t CO2e was also recorded. The present study analyses species diversity, carbon stock density, soil properties and the presence of vulnerable species in the Chauras campus in accordance with the IUCN Red List.
在教育机构中种植树木,以保持绿化并提供美学景观。除此之外,它们在从大气中积累碳方面也起着关键作用。树木的功能在很大程度上也取决于土壤条件。本研究对加瓦尔大学Chauras校区的物种多样性、碳储量密度和土壤理化性质进行了研究。采用非破坏性方法计算树木生物量和碳储量,并在院系土壤实验室评估土壤性质。共记录到21科38种831只。总碳储量密度为1,1270.78t CO2e。根据世界自然保护联盟(IUCN)的红色名录,对Chauras校区的物种多样性、碳储量密度、土壤性质和脆弱物种的存在进行了分析。
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引用次数: 0
Role of Green Nanotechnology to Manage the Agricultural and Food Waste via Advanced Anaerobic Digestion Technology 绿色纳米技术在利用先进厌氧消化技术处理农业和食物废物中的作用
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/fjav6399
Dilbag Singh, Kamla Malik, Shweta Sharma, Livleen Shukla, Shikha Mehta, Anshu .
Energy crisis and environmental pollution are serious problems of sustainable development in the world. The problem is acute in developing economies like India, where there is significant pressure on available natural sources of energy. One of effective approaches to solve these energy problems is developing biomass energy such as biogas and biofuel. Biogas production is a well-established conversion technology i.e., anaerobic digestion, to obtain energy from biomass that is alternative to fossil fuel. Nanotechnology can contribute to the improvement of biogas production through the use of nanocatalysts. These catalysts can enhance bioconversion strategies, facilitate better breakdown of substrates, and optimize output delivery. Generally, nanoparticles can be prepared through a variety of chemical and physical methods, some of which can be expensive and potentially hazardous to the environment. These methods often involve the use of toxic chemicals that pose various biological risks. This may be the reason for the increasing interest in the biosynthesis of nanoparticles through a green route, which avoids the use of toxic chemicals. Such environment friendly processes are gaining momentum. Therefore, in this article, the green synthesized plant derived various metal nanoparticles which can be used for enhancement of biogas production from cattle dung, will be discussed.
能源危机和环境污染是当今世界面临的严重的可持续发展问题。这个问题在印度这样的发展中国家尤为严重,在那里,可用的自然能源面临着巨大的压力。解决这些能源问题的有效途径之一是开发沼气和生物燃料等生物质能。沼气生产是一种成熟的转化技术,即厌氧消化,从可替代化石燃料的生物质中获得能量。纳米技术可以通过使用纳米催化剂来促进沼气的生产。这些催化剂可以增强生物转化策略,促进更好的底物分解,并优化输出。一般来说,纳米粒子可以通过多种化学和物理方法制备,其中一些方法可能昂贵且对环境有潜在危害。这些方法通常涉及使用有毒化学品,造成各种生物风险。这可能是人们对通过绿色途径生物合成纳米粒子越来越感兴趣的原因,绿色途径可以避免使用有毒化学物质。这种环境友好的进程正在获得势头。因此,本文将讨论绿色合成植物衍生的各种金属纳米颗粒,用于提高牛粪的沼气产量。
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引用次数: 0
Effect of Seed Rate and Nutrition Level on Growth and Seed Yield of Trigonella corniculata L. 播种率和营养水平对三角Trigonella corniculata生长和产量的影响。
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/zkpu1507
Love Sapra, S. K. Tehlan, Tejinder Singh, Lila Bora, Bichhinna Maitri Rout
Optimum quantity of seed rate and fertilizers are required to enhance the growth and increase the production is need of the day. Consequently, an experiment was conducted at CCS Haryana Agricultural University, Hisar during rabi season to study the effect of seed rate levels and fertilizer levels on coriander. The uppermost value for plant height, pod length, number of branches per plant, number of pods per plant and number of seeds per pod were recorded with seed rate of 7.5 kg/ha. The maximum value for plant height, pod length, number of seeds per pod, and biological yield was recorded with nitrogen dose of 60 kg/ha. The number of branches per plant, number of pods per plant, seed yield and harvest index attained utmost with 40 kg/ha while days to 50% flowering and days to maturity recorded highest with 20 kg/ha. Seed rate of 10.6 kg/ha and nitrogen dose of 40 kg/ha was found to be best to get higher seed yield and seed rate of 7.5 kg/ha and nitrogen dose of 40 kg/ha to get better growth and yield under semi-arid conditions.
为了促进生长和提高产量,需要最优的种子率和肥料。因此,本试验于rabi季节在哈里亚纳农业大学进行,研究了种子水平和肥料水平对香菜的影响。单株株高、荚果长、单株分枝数、单株荚果数和单株荚果数最高,种子率为7.5 kg/ha。在施氮量为60 kg/ hm2时,记录了单株高、荚果长、荚果数和生物产量的最大值。单株分枝数、单株荚果数、种子产量和收获指数最高,为40公斤/公顷,开花至50%的天数和成熟天数最高,为20公斤/公顷。结果表明,在半干旱条件下,种子用量为10.6 kg/ha、施氮量为40 kg/ha时,种子产量最好;种子用量为7.5 kg/ha、施氮量为40 kg/ha时,生长和产量最好。
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引用次数: 0
Mean performance studies in mid late and late group of cauliflower (Brassica oleracea L. var. botrytis) 花椰菜(Brassica oleracea L. var. botrytis)中晚期和晚期组的平均性能研究
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/sgxr4685
Jagmeet Singh, Akhilesh Sharma, Eshanee ., Aman Deep Ranga
The experimental material comprising of 26 genotypes belonging to mid late and late group was evaluated in randomized complete block design with three replications for two consecutive years during winter season of 2018-19 and 2019-20. Data were recorded on marketable curd yield per hectare and its 17 related traits. Sufficient genetic variability was observed for yield and component traits. The perusal of mean values of different genotypes showed wide variation in the performance with respect to marketable curd yield and its contributing traits. This indicates great extent of genetic diversity among genotypes which would provide immense opportunities for genetic improvement of cauliflower. The evaluation of mean performance revealed that DPCa CMS 1 showed advantage of 27% for marketable curd yield over standard check Palam Uphar followed by DPCaf W3, DPCaf US and DPCaf 30 which was mainly due to significant contribution of curd depth, curd diameter, leaf length, leaf width, optimum plant frame, curd compactness/solidity, gross and net plant weight.
在2018-19和2019-20冬季连续2年,采用随机完全区组设计,3个重复对26个基因型中晚期和晚期组的实验材料进行评价。记录了每公顷商品凝乳产量及其17个相关性状的数据。在产量和组成性状上观察到充分的遗传变异。不同基因型的平均值显示,在可销售凝乳产量及其贡献性状方面的性能差异很大。这表明菜花基因型之间存在着巨大的遗传多样性,这将为菜花的遗传改良提供巨大的机会。平均性能评价显示,DPCa CMS 1在可销售凝乳产量方面比标准检查Palam Uphar高出27%,其次是DPCaf W3、DPCaf US和DPCaf 30,这主要是由于凝乳深度、凝乳直径、叶片长度、叶片宽度、最佳植株框架、凝乳密实度/结实度、植物毛重和净重的显著贡献。
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引用次数: 0
biomass and carbon stock potential of trees growing in a peri-urban park of assam, india 印度阿萨姆邦城郊公园树木的生物量和碳储量潜力
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/klgp7801
j.y. yumnam, arpita das das
Altogether 35 species, belonging to 34 genera and 21 families, were recorded from a peri-urban park of Assam, India. Average diameter at breast height (DBH) of the trees in the park was 27.67±3.73 cm and average density of the trees in the park was 380 stem ha-1. The wood specific gravity (WSG) of Psidium guajava (0.98 g cm-3) was highest and Alstonia scholaris (0.39g cm-3) had the least among the trees in the park. Total above ground biomass (AGB) and total below ground biomass (BGB) of the trees in the park were 369.74 Mg ha-1 and 96.13 Mg ha-1 respectively. The total biomass (TB) and total Carbon stock (TCS) of the trees in the park were 465.87 Mg ha-1 and 232.93 Mg C ha-1 respectively. The CO2 equivalent (CO2 eqv) of the trees in the park was 852.54 Mg ha-1. The park in addition to provide recreation and social gathering space to the people living in the area also functions as embankment to provide flood protection. It acts as home to wildlife particularly birds and small mammals too. Further, it provides ecosystem services such as reducing runoff of rainwater and soil erosion; aesthetic beauty, purified air, filtered noise. On top of all, the trees in the park also counter balance Carbon emissions through Carbon storage and sequestration. Therefore, setting up and management of park even in rural and peri-urban areas can deliver a considerable element to climate change mitigation strategies.
在印度阿萨姆邦的城郊公园共记录到35种,隶属于21科34属。平均胸径(DBH)为27.67±3.73 cm,平均密度为380茎ha-1。其中瓜石榴木(0.98 g cm-3)的木材比重最高,金菖蒲(0.39g cm-3)的木材比重最低。公园树木地上总生物量(AGB)和地下总生物量(BGB)分别为369.74 Mg ha-1和96.13 Mg ha-1。林内树木总生物量(TB)和总碳储量(TCS)分别为465.87 Mg ha-1和232.93 Mg C ha-1。公园内树木的CO2当量(CO2 eqv)为852.54 Mg ha-1。该公园除了为居住在该地区的人们提供娱乐和社交聚会空间外,还具有防洪堤坝的功能。它也是野生动物,尤其是鸟类和小型哺乳动物的家园。此外,它还提供生态系统服务,如减少雨水径流和土壤侵蚀;唯美,净化空气,过滤噪音。最重要的是,公园里的树木还通过碳储存和封存来平衡碳排放。因此,即使在农村和城郊地区建立和管理公园也可以为减缓气候变化战略提供相当大的内容。
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引用次数: 0
Influence of Sulfur and Silicon on Growth and Yield of Rice (Oryza sativa L.) 硫和硅对水稻生长和产量的影响
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/uogf6861
Tejaswini Ganta, Umesha C.
The field experiment was conducted during kharif season of 2022 at the Crop Research Farm, Department of Agronomy, Naini Agricultural Institute, Sam Higginbottom University of Agriculture, Technology and Sciences, Prayagraj (UP) India. To study the response of sulfur and silicon on growth and yield of Rice. The soil of experimental plot was sandy loamy in texture, nearly neutral in soil reaction (pH 7.8), low in organic carbon (0.35%). Findings showed that the higher plant height (117.68 cm), higher number of tillers/hill (14.75), higher plant dry weight (102.23 g/plant), higher crop growth rate (76.8 g/m2/day), number of panicles/hill (12.01), higher number of grains/panicle (140.05), higher 1000 seed weight (23.91 gm), higher grain yield (6.87 t/ha) and higher straw yield (14.53 t/ha) were significantly influenced with application of Sulfur 30 kg/ha + Silicon 120 kg/ha. Higher gross return (INR 1,73,066.00/ha), higher net return (INR 1,24,238.00/ha) and higher B:C ratio (2.54) were also recorded in treatment 9 (Sulfur 30 kg/ha + Silicon 120 kg/ha).
田间试验于2022年丰收季节在印度Prayagraj (UP) Sam Higginbottom农业技术与科学大学Naini农业研究所农学系作物研究农场进行。研究硫和硅对水稻生长和产量的影响。试验区土壤质地为砂质壤土,土壤反应接近中性(pH值7.8),有机碳含量低(0.35%)。结果表明:硫30 kg/ha +硅120 kg/ha对水稻株高(117.68 cm)、分蘖数(14.75)、植株干重(102.23 g/株)、作物生长率(76.8 g/m2/d)、穗数(12.01)、粒数/穗(140.05)、千粒重(23.91 gm)、籽粒产量(6.87 t/ha)和秸秆产量(14.53 t/ha)有显著影响。处理9(硫30公斤/公顷+硅120公斤/公顷)也记录了较高的总收益(173,066.00卢比/公顷)、较高的净收益(1,24,238卢比/公顷)和较高的B:C比(2.54)。
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引用次数: 0
Effect of Essential Oil against Seed Associated Mycoflora of Wheat Seeds 精油对小麦种子相关菌群的抑制作用
Q4 Environmental Science Pub Date : 2023-09-01 DOI: 10.60151/envec/avjf4082
R. K. Ranjan, Yamleshwar ., Dinesh Rai
In the present investigation wheat seed samples were collected from farmers of Bihar and mycoflora associated with wheat seed samples were isolated by standard blotter paper and towel paper methods. Mycoflora i.e. Bipolaris sorokiniana, Fusarium moniliforme, Alternaria triticina, Aspergillus sp. and Penicillium sp. were isolated from wheat seed samples. Different essential oils (Citronella, Eucalyptus, Lemon grass, Clove and Neem oil) were tested in-vitro against isolated pathogens from farmers saved wheat seed samples at different concentrations i.e. 100 ppm, 200 ppm and 300 ppm by “poisoned food technique”. Lemongrass oil has shown highest percent inhibition of growth (67.74, 67.74 and 68.81%) among different essential oil tested against Bipolaris sorokiniana at all three concentrations 100, 200 and 300 ppm respectively. Neem oil found highest percent inhibition of growth (67.56, 71.17 and 73.87%) among different essential oils tested against Fusarium moniliforme, Aspergillus sp. (60.60, 67.67 and 67.67%) and Penicillium sp. (38.33, 41.66 and 50%) at all three concentrations 100, 200 and 300 ppm respectively. Eucalyptus oil has shown highest percent inhibition of growth (58.33, 64.58 and 68.75%) among different essential oils tested against Alternaria triticina at all three concentrations 100, 200 and 300 ppm respectively.
本研究收集了比哈尔邦农民的小麦种子样本,采用标准吸墨纸和毛巾纸方法分离了小麦种子样本相关的真菌菌群。从小麦种子样品中分离出真菌菌群,分别为双极菌、念珠镰刀菌、小麦互交菌、曲霉属和青霉属。不同的精油(香茅、桉树、柠檬草、丁香和印度楝油)通过“有毒食品技术”对农民保存的小麦种子样品中不同浓度(100 ppm、200 ppm和300 ppm)的分离病原体进行了体外测试。在100、200和300 ppm浓度下,柠檬香茅精油对小飞蛾的抑制率最高,分别为67.74%、67.74%和68.81%。在100ppm、200ppm和300ppm浓度下,印楝精油对念珠镰刀菌、曲霉菌(60.60、67.67和67.67%)和青霉菌(38.33、41.66和50%)的抑制率最高,分别为67.56%、71.17%和73.87%。桉树精油在100、200和300 ppm浓度下,对小麦黑穗病病菌的抑制率最高,分别为58.33%、64.58%和68.75%。
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引用次数: 0
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