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Response of Two Chickpea (Cicer arietinum L.) Varieties to Rates of Blended Fertilizer and Row Spacing at Tselemti District, Northern Ethiopia
Published 2018-01-01“…The study was done using split plot design interrow spacing as a main plot, and fertilizer and variety as a subplot, where three row spacings (20 cm, 30 cm, and 40 cm) were assigned to the main plot while the factorial combination of four blended (NPSB) fertilizer rates (0 kg/ha, 50 kg/ha, 100 kg/ha, and 150 kg/ha) and representative of Kabuli and Desi type chickpea varieties such as Arerti and Mariye, respectively, were assigned to the subplot. …”
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Boosting Chickpea Production by Optimizing Inter-Row and Intrarow Spacing at Central Highlands of Ethiopia
Published 2022-01-01“…The two varieties (Habru and Arerti) were assigned as a main plot and factorial of three inter-row spacing (20 cm, 30 cm, and 40 cm) and three intrarow spacing (5, 10, and 15 cm) as subplot treatments. The result indicated that variety and inter-row and intrarow spacing had a significant effect on yield and yield components of chickpea at both locations. …”
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Environmentally Smart Nitrogen Performance in Northern Great Plains’ Spring Wheat Production Systems
Published 2016-01-01“…Plots were arranged in a split-plot design with ESN, urea, and a 50%-50% urea-ESN blend at low, medium, and high at-seeding N rates in the subplot, with four replications. Measurements included grain yield (GY), protein (GP), and N uptake (GNU). …”
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The Effect of Different Tillage Methods and Nitrogen Chemical Fertilizer on Quantitative and Qualitative Characteristics of Corn
Published 2022-01-01“…Experimental factors were tillage at three levels, including no-tillage (NT), conservation tillage (MT), and conventional tillage (CT) in the main plot, and nitrogen fertilizer at four levels (no nitrogen fertilizer application and 33, 66, and 100% of the recommended amount of nitrogen fertilizer) in a subplot. The results showed that, in tillage treatments, increasing nitrogen fertilizer application increased photosynthetic pigments. …”
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Dickens and the American Millennium: The Uniformitarian Argument of Martin Chuzzlewit
Published 2012-01-01“…While previous scholarship has mainly focused on these ideas as they are represented in Dickens’s later novels, this essay examines an earlier text, Martin Chuzzlewit, the only Dickens novel to reference Lyell’s Elements of Geology by name and, (through its American subplot), the only novel to explore fundamentally contrasting paradigms of origins, history, and nationhood. …”
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Calcium and boron supplementary effect on cassava performance in a sandy Typic Paleustult
Published 2025-12-01“…The main plot comprised 0, 50, 200 and 400 kg ha−1 of net Ca soil application with the subplot containing 0, 1 and 2 kg net B ha−1. Boron was applied as single soil, foliar, and equally split soil and foliar applications. …”
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Snap Bean (Phaseolus vulgaris) Response to Deficit Irrigation and Nitrogen Fertilizer and Relationships between Yield, Yield Component, and Protein Content
Published 2022-01-01“…The treatments were deficit irrigation with three levels (50, 75, and 100% ETc) and application of nitrogen with four levels (0, 46, 92, and 138 kg·N·ha−1), which were set up as split-plot arrangement, with irrigation being as the main plot and nitrogen levels as subplot, replicated thrice. Results showed that the pod yield had a substantial impact (p<0.01) on the interaction between the two factors; i.e., interaction of 100% ETc and 92 kg nitrogen levels per hectare recorded the highest pod yield (22.69 t·ha−1), but treatment combinations of 50% ETc and no nitrogen application produced the lowest amount of overall pod yield (6.922 tons per hectare). …”
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Impact of nitrogen fertilization and rootstock genotype on growth and fruit quality of Nules clementine
Published 2025-01-01“…The main plot varied the nitrogen doses, while the subplot involved the genotype of rootstock. Three fertilizer treatments with N rates (T0: control (native nutrient), T1: 270, T2: 540 in g/tree), with 135 P2O5 and 270 K2O g/tree added to citrus trees. …”
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Growth Rate and Yield of Two Tomato Varieties (Lycopersicon esculentum Mill) under Green Manure and NPK Fertilizer Rate Samaru Northern Guinea Savanna
Published 2014-01-01“…The variety and fertilizer constituted the main plot while green manure was allocated in subplot. Both varieties responded linearly in growth stages of 5 and 7 weeks after transplanting (WAT) on plant height, relative growth rate, and crop growth rate (CGR). …”
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Diluent and Storage Time Effect on Sperm Abnormality and MDA Level in Muscovy Duck Semen at 27oC
Published 2023-12-01“…(A0) 0; (A1) 5 times; (A2) 10 times; and (A3) 15 times, the second factor as a subplot was the storage time (BO) 0; (B1) 60 minutes; (B2) 120 minutes; and (B3) 180 minutes stored at 27oC with 3 replications. …”
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The Impact of Tillage and Weed Control Methods on Physical Properties of Sandy Clay Loam Forest Ochrosol in Cassava Cultivation
Published 2022-01-01“…The split-plot design was used in the study, with tillage serving as the main factor and weed control serving as the subplot factor. The tillage treatments were no tillage (NT), minimum tillage (MT), and ploughing followed by harrowing and ridging (PHR) and deep tillage followed by Ploughing, harrowing, and ridging (DPHR). …”
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Can Soil Compaction Alter Morphophysiological Responses and Soybean Yield under Application of Selective Herbicides?
Published 2023-01-01“…The first factor/plot corresponded to the physical condition of the soil: compacted or not compacted, while the second factor/subplot was constituted by the application of preemergence herbicides: clomazone, diclosulam, flumioxazin, S-metolachlor, [imazethapyr + flumioxazin], [pyroxasulfone + flumioxazin], and [sulfentrazone + diuron], plus a control without herbicide. …”
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Effects of cereal rye residue biomass and preemergence herbicide on the emergence of troublesome southeastern weed species
Published 2025-01-01“…The following field experiment was conducted at two locations in Alabama in a split-plot design, with the main plot factor being four seeding rates of cereal rye to obtain various cereal rye biomass. Subplot factors were preemergence herbicide flumioxazin and non-treated (NT) check. …”
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Impact of Organic Matter, Inorganic, and Biofertilizer Combination on Soybean Yield in Entisol Soil of Indonesia
Published 2021-01-01“…The main plot was organic: (1) without organic amendment, (2) 10 t·ha−1 of chicken manure, and (3) 10 t·ha−1 precomposted rice straw. The subplot was inorganic N and P fertilizers and commercial biofertilizer (consisting of Rhizobium, nitrogen-fixing bacteria, and P-solubilizing bacteria) applied at planting of soybeans in the second dry season: (1) control (no inorganic and biofertilizer), (2) 50 kg urea ha−1, (3) 100 kg SP36·ha−1, (4) 50 kg urea + 100 kg SP36 ha−1, (5) biofertilizer, (6) biofertilizer + 25 kg urea ha−1, (7) biofertilizer + 75 kg SP36 ha 1, and (8) biofertilizer + 25 kg urea + 75 kg SP36 ha−1. …”
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Impact of Foliar Application of Zinc and Magnesium Aminochelate on Bean Physiology and Productivity in Ghana
Published 2021-01-01“…The treatments were arranged in split-plot design with the two improved common bean varieties as the main plot, and foliar fertilizer options (zinc, 200 g/ha; magnesium, 224 g/ha; combined zinc and magnesium, 100 g/ha Zn and 112 g/ha Mg) and water spray (control) as the subplot treatments. The zinc and combined zinc and magnesium treatments had similar and significantly (P≤0.05) higher plant height of 37.1 cm and 38.7 cm compared to the control and magnesium treatments. …”
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Rice genotypes (Oryza sativa) respond to varying planting dates and environmental conditions
Published 2024-10-01“…The main plots are divided into three planting dates: June 30, July 15, and July 30. Subplot treatments included four rice genotypes: N-M-11, N-M-8, N-M-10, and KSK-33 (control). …”
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Gradient diffusion entropy corrected ALNS optimization for vegetation topology interaction networks
Published 2025-01-01“…The optimized vegetation structure consists of three optimal subplot structures that form a sub-ecosystem within the spatial region with a strong anti-disturbance capability.…”
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Domestic sewage irrigation on dynamics of nutrients and heavy metals in soil and wheat (Triticum aestivum L.) production
Published 2024-02-01“…And sub-subplot constituted of four fertilizer levels (no fertilizer, 50 % recommended rate of fertilizer (RRF), 75 % RRF and 100 % RRF. …”
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Effect of Tuber Size and Intra-Row Spacing on the Yield and Quality of Potato (Solanum tuberosum L.) Varieties
Published 2022-01-01“…The treatments were arranged in a split-split plot design (variety on main plot, intra-row spacing on subplot, and tuber size on sub-sub plot) with three replications. …”
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Influence of Shade in Cocoa Agroforestry Systems on Physicochemical and Functional Characteristics of Cocoa Beans in Bonon, Central-West Côte d’Ivoire
Published 2024-01-01“…Morphological, biochemical, and functional analyses were performed on cocoa beans from shaded, partially shaded, and sunny subplots. Overall, only beans from shaded subplots showed better commercial quality. …”
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