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Effect of water saving techniques of irrigation and fertigation on growth of Bt. cotton 灌溉和施肥节水技术对 Bt 棉花生长的影响
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7sb.1002
Bhusari Sandip Ashok, Dr. Bodake Prashant Shankar, Salgar Sb, Gaikwad Sg
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引用次数: 0
Estimation of correlation coefficients in elite rice genotypes (Oryza sativa L.) 水稻精英基因型的相关系数估计
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7b.999
M. Madhuri, Nandan Mehta Ph., LV Subba, Rao, R. A. Fiyaz, N. Himaja, K. Chaitanya, M. Bharath, GD Dileepkumar Ph., Subba Rao, Abdul Fiyaz
Genetic variability and correlation are crucial prerequisites for the breeding program development which is aimed at improving varieties as well as desired traits. Twenty-one elite rice genotypes were evaluated at the ICAR-Indian Institute of Rice Research, Rajendranagar, Hyderabad at the time of the Kharif 2021 and Rabi 2023 seasons to investigate the correlation among yield as well as many yield attributing characters which include days to 50percent flowering, plant height (PH), number of tillers (NT), length of panicle (PL), panicle weight (PW), number of productive tillers (NPT), number of unfilled grains (NUFG), number of filled grains (NFG), single plant yield(SPY), fertility of spikelet (SF), and test weight (TW). During the kharif season of 2021, there exists a robust and statistically significant association among the characteristics of individual plant yield and the weight of the panicle. The traits that showed a positive correlation with the SPY in Kharif 2021 were PH, PL, NT, NPT, SF, PW, NFG, and TW. These traits suggest that they must be considered as criteria of selection in programs of yield improvement. In Rabi 2023, a single plant has a positive correlation with TW, filled as well as unfilled grains, NT, PW, and NPT. According to correlation studies, the yield of grain/plant invariably increases with an increase in one or more of these characteristics.
遗传变异和相关性是育种计划发展的重要前提,育种计划旨在改良品种和所需性状。株高(PH)、分蘖数(NT)、圆锥花序长度(PL)、圆锥花序重量(PW)、多产分蘖数(NPT)、未灌浆谷粒数(NUFG)、灌浆谷粒数(NFG)、单株产量(SPY)、小穗生育率(SF)和测试重量(TW)。在 2021 年的旱季,单株产量和圆锥花序重量之间存在着稳健且具有统计学意义的关联。在 2021 年种植季,与 SPY 呈正相关的性状有 PH、PL、NT、NPT、SF、PW、NFG 和 TW。这些性状表明,在产量改良计划中必须将其作为选择标准。在 2023 年的拉比(Rabi 2023),单株产量与 TW、饱满粒、未饱满粒、NT、PW 和 NPT 呈正相关。根据相关性研究,谷物/植株产量总是随着其中一个或多个特性的增加而增加。
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引用次数: 0
Influence of planting patterns and weed control treatments on the growth and development of fennel (Foeniculum vulgare Mill.) 种植模式和杂草控制处理对茴香(Foeniculum vulgare Mill.)生长和发育的影响
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7c.1023
Sehabaz Singh
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引用次数: 0
Effect of irrigation and sulphure levels on nutrients content in seed and stover as well as quality of cluster bean 灌溉和硫含量对四季豆种子和秸秆养分含量及质量的影响
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7sc.1011
VL Nagar, KP Bhuriya, V. Bamaniya, K. Pargi
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引用次数: 0
Effect of nitrogen management on growth and yield of maize (Zea mays L.) 氮肥管理对玉米(Zea mays L.)生长和产量的影响
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7a.972
Sonal Shrivastava, RS Sidar, Sanjay Patel, Sachindra Kumar Gurjar
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引用次数: 0
Constraints in adoption of improved cultivation practices in Greengram and Black Gram 青禾苗和黑禾苗采用改良种植方法的制约因素
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7sd.1032
B. T, R. K., Nagaswathi K, J. P, U. R
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引用次数: 0
Studies on synergistic interaction of different sources and levels of sulphur on growth of black soybean 不同来源和水平的硫对黑大豆生长的协同作用研究
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7b.987
Anki Mibang, Kasinam Doruk, Lipi Rina, Sanchung Lida
A field experiment was conducted at agriculture field of Himalayan university, Jollang during kharif season of 2023 and 2024 to study the synergistic interaction of different sources and levels of sulphur on productivity of black soybean [ Glycine max (L.) Merr.]. The experiment was laid out in factorial randomized block design with nine treatments and three replications. Results revealed that use of treatment T 1 S 1 L 3 (Gypsum 45 kg S ha -1 ) recorded significantly higher plant height (15.43 cm, 35.43 cm, 65.56 cm) at 30 DAS, 60 DAS, 90 DAS, leave length (5.46 cm,7.49 cm, 9.47cm) at 30 DAS, 60 DAS, 90 DAS, number of leaves of plant (26, 36, 45) at 30 DAS, 60 DAS, 90 DAS, However, lowest plant height (13.96 cm, 33.96 cm, 64.03 cm) at 30 DAS, 60 DAS, 90 DAS, lowest leave length (4.13, 6.16, 8.13) at 30 DAS, 60 DAS, 90 DAS, lowest number of leaves (17, 23, 29) at 30 DAS, 60 DAS, 90 DAS was obtained in treatment T 4 S 2 L 1 (Iron Pyrite 15 kg S ha -1 ) . Inoculation of Gypsum 45 kg S ha -1 improved the quality of soybean in presence of chemical fertilizers. The use of treatment T 9 S 3 L 3 (Epsomite+ Sphalerite 45 kg S ha - 1 ) and treatment T 1 S 1 L 3 (Gypsum 45 kg S ha -1 ) gave at par results but statistically superior to T 4 S 2 L 2 (Iron Pyrite 15 kg S ha -1 ). Fresh weight at 30 DAS, 60 DAS, 90 DAS (6.51 g, 21.57 g, 32.11 g) and dry weight at 30 DAS, 60 DAS, 90 DAS (5.46 g, 20.20 g, 31.06 g) were recorded highest with T 1 S 1 L 3 (Gypsum 45 kg S ha -1 ).
在 2023 年和 2024 年的收获季节,在乔朗喜马拉雅大学的农田里进行了一项田间试验,研究不同来源和水平的硫对黑大豆[Glycine max (L.) Merr.]产量的协同作用。试验采用因子随机区组设计,共设九个处理和三次重复。结果表明,使用处理 T 1 S 1 L 3(石膏 45 kg S ha -1 )在 30 DAS、60 DAS、90 DAS 期显著提高了株高(15.43 厘米、35.43 厘米、65.56 厘米),在 30 DAS、60 DAS、90 DAS 期显著提高了叶长(5.46 厘米、7.49 厘米、9.47 厘米),在 30 DAS、60 DAS、90 DAS 期显著提高了叶片数(26 片、36 片、45 片)。然而,在处理 T 4 S 2 L 1(硫铁矿 15 kg S ha -1 )中,30 DAS、60 DAS、90 DAS 的株高最低(13.96 厘米、33.96 厘米、64.03 厘米),30 DAS、60 DAS、90 DAS 的叶长最低(4.13、6.16、8.13),30 DAS、60 DAS、90 DAS 的叶片数最低(17、23、29)。在施用化肥的情况下,接种石膏 45 kg S ha -1 提高了大豆的品质。使用处理 T 9 S 3 L 3(泻盐+闪锌矿 45 kg S ha -1 )和处理 T 1 S 1 L 3(石膏 45 kg S ha -1 )的结果相同,但在统计学上优于处理 T 4 S 2 L 2(黄铁矿 15 kg S ha -1 )。T 1 S 1 L 3(石膏 45 kg S ha -1 )的 30 DAS、60 DAS、90 DAS 鲜重(6.51 g、21.57 g、32.11 g)和 30 DAS、60 DAS、90 DAS 干重(5.46 g、20.20 g、31.06 g)最高。
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引用次数: 0
Growth, yield, quality and nutrient use efficiency of field bean as influence by planting geometry and nutrient levels 大田豆角的生长、产量、质量和养分利用效率受种植几何形状和养分水平的影响
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7b.989
Vattem Sandeep, Jayaramaiah R, Laxman Navi, Kadalli Gg
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引用次数: 0
Antioxidant potential and bioactive compounds in banana peel: A review 香蕉皮中的抗氧化潜力和生物活性化合物:综述
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7sa.968
Neha Rawat, Susmita Das, A. W. Wani, K. Javeed, SN Qureshi, Zarina
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引用次数: 0
Evaluation of genotype suitability for direct seeded rice (DSR) cultivation 评估直播稻(DSR)种植的基因型适宜性
Pub Date : 2024-07-01 DOI: 10.33545/2618060x.2024.v7.i7b.998
Dr. Sudeep Kumar E, Dr. Hanumantappa D, Maruthi K, Nagaraj
Direct-seeded rice (DSR) is gaining interest as an alternative to traditional transplanted rice, offering benefits like reduced water and labor requirements. However, poor crop establishment due to environmental stresses hinders DSR success. This study evaluates 17 rice genotypes under DSR for growth, yield parameters and suitability. The plant height, leaf area, dry matter production, yield attributes like productive tillers, panicle length, seed yield and duration to maturity were assessed. Significant genotypic variations were observed for most parameters except unfilled spikelets per panicle. MTU-1010 demonstrated consistently superior field emergence, plant height, leaf area, dry matter accumulation and number of productive tillers compared to other genotypes. It also had highest seed yield (64.08 q/ha) across years. The results emphasize the importance of traits like vigorous seedling growth and tillering ability in determining DSR success. Flowering duration showed significant differences among genotypes, with early varieties being desirable for uniform fields and climate resilience. However, very early maturity may compromise yield potential. MTU-1010 had moderately late flowering and maturity while producing top yields, indicating a complex relationship between these traits under stress. The findings identify MTU-1010 as a promising genotype for DSR cultivation, with potential for further improvement through breeding efforts enhancing its useful traits. The study underscores need for varieties combining high yield potential, vigorous early growth and improved storage ability. Continued research on genotypes, agronomic management and sustainable practices is imperative to make DSR a viable alternative to transplanted rice. Overall, this study provides valuable insights into rice genotypes suitability for DSR and traits influencing productivity
直接播种水稻(DSR)作为传统插秧水稻的替代品,具有减少水和劳动力需求等优点,正受到越来越多的关注。然而,环境胁迫导致的作物生长不良阻碍了直播稻的成功。本研究评估了 17 种水稻基因型在 DSR 条件下的生长、产量参数和适宜性。评估了株高、叶面积、干物质产量、产量属性(如多产分蘖、圆锥花序长度、种子产量和成熟期)。除每圆锥花序未灌浆小穗外,大多数参数都存在显著的基因型差异。与其他基因型相比,MTU-1010 在田间出苗率、株高、叶面积、干物质积累和多产分蘖数方面一直表现优异。此外,MTU-1010 的种子产量(64.08 q/ha)也是历年最高的。结果强调了幼苗生长旺盛和分蘖能力等性状在决定 DSR 成功与否方面的重要性。花期在不同基因型之间存在显著差异,早熟品种对于均匀田块和气候适应性来说是可取的。然而,过早成熟可能会影响产量潜力。MTU-1010 的开花期和成熟期都比较晚,但产量却很高,这表明在压力下这些性状之间存在复杂的关系。研究结果表明,MTU-1010 是一种很有希望用于种植 DSR 的基因型,有可能通过育种工作进一步改进其有用性状。这项研究强调了需要兼具高产潜力、早期生长旺盛和更好的储藏能力的品种。要使 DSR 成为移栽稻的可行替代品,必须继续开展基因型、农艺管理和可持续实践方面的研究。总之,这项研究为了解水稻基因型是否适合单粒播种以及影响产量的性状提供了宝贵的资料。
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International Journal of Research in Agronomy
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