Search Results - "chemical fertilizer"
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Simultaneous physical, chemical, and microstructural analysis to assess downstream clay soil dispersion with continuous annual use of fertilizers
Published 2025-09-01Subjects: Get full textThis study investigates the geochemical effects of four commonly applied chemical fertilizers—sodium chloride (NaCl), calcium sulfate (CaSO₄), ammonium nitrate (NH₄NO₃), and monopotassium phosphate (KH₂PO₄)—on downstream clay soils (DCS) in Qasr-e-Shirin, Iran, following continuous annual use. These...
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Adoption of the recommended rate of chemical fertilizers in Dangila District, Amhara Region, Ethiopia
Published 2024-12-01Subjects: Get full textThe primary objective of this study was to investigate the adoption of the recommended rates of fertilizer in the study area. Data were collected from sample respondents, agricultural experts, and extension workers using both structured and semi-structured interview schedules. The Heckman selection...
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Strategy for nitrogen fertilizer substitution: Co-composting of agricultural waste to regulate vegetable quality and rhizosphere microorganisms
Published 2025-09-01Subjects: Get full textAgricultural waste compost is being used as an alternative to traditional chemical fertilizers as an effective way to achieve sustainable agricultural development. In this study, a mixed compost derived from human faeces, livestock manure, and crop residues was used as a proportional replacement for...
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Producing the organic Roselle crop and improving its growth, fruiting, and chemical constituents using a biostimulant compound.
Published 2025-06-01Subjects: Get full textRoselle (Hibiscus sabdariffa L.) is an annual shrub with a multipurpose crop with great economic potential to increase the income of farmers and processors in some countries worldwide from the export and local markets. Therefore, two successive seasons (2020 and 2021) were conducted to investigate h...
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Producing the organic Roselle crop and improving its growth, fruiting, and chemical constituents using a biostimulant compound.
Published 2025-06-01Subjects: Get full textRoselle (Hibiscus sabdariffa L.) is an annual shrub with a multipurpose crop with great economic potential to increase the income of farmers and processors in some countries worldwide from the export and local markets. Therefore, two successive seasons (2020 and 2021) were conducted to investigate h...
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Management of municipal solid wastes and production of liquid biofertilizer through vermic activity of epigeic earthworm Eisenia fetida
Published 2024-02-01Subjects: “…Eco, management. Chemical fertilizer. Vermiwash, , , , , , , , ,…”Background Animal and municipal solid wastes (MSW) create environmental pollution. It is one of the most challenging problems which require attention. Efforts were made for the conversion and eco-management of animal and municipal wastes into safe and hygienic products by an epigeic earthworm Eiseni...
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Impacts of chemical fertilizer reduction and organic amendments supplementation on soil nutrient, enzyme activity and heavy metal content
Published 2017-08-01Subjects: “…chemical fertilizer…”Abstract: Excessive use of agro-chemicals (such as mineral fertilizers) poses potential risks to soil quality. Application of organic amendments and reduction of inorganic fertilizer are economically feasible and environmentally sound approaches to develop sustainable agriculture. This study investi...
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Effect of chemical and organic fertilization on soil carbon and nitrogen accumulation in a newly cultivated farmland
Published 2016-03-01Subjects: Get full textIncreased food demand from the rapidly growing human population has caused intensive land transition from desert to farmland in arid regions of northwest China. In this developing ecosystem, the optimized fertilization strategies are becoming an urgent need for sustainable crop productivity, efficie...
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Application of Chinese milk vetch affects rice yield and soil productivity in a subtropical double-rice cropping system
Published 2020-08-01Subjects: Get full textGreen manure can be used as a substitute for chemical fertilizer without reducing rice yield. We studied the responses of soil fertility and rice yield to different combinations of Chinese milk vetch (CMV; Astragalus sinicus L.) and chemical fertilizer in a subtropical double-rice cropping system. O...
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Reducing Mineral Fertilizer Can Improve the Soil Quality and Increase the Wheat Yield and Nutrient Utilization Efficiency: The Fertilizing Effect of Organic–Inorganic Compound Fert...
Published 2025-06-01Subjects: Get full textReplacing chemical fertilizers with organic alternatives represents a viable strategy for enhancing agricultural productivity. The optimized integration of both fertilizer types can reduce the chemical input while improving soil conditions. However, the specific impacts of combined organic and inorg...
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Combined application of organic fertilizer and chemical fertilizer alleviates the kernel position effect in summer maize by promoting post-silking nitrogen uptake and dry matter ac...
Published 2024-04-01Subjects: “…chemical fertilizer…”Adjusting agronomic measures to alleviate the kernel position effect in maize is important for ensuring high yields. In order to clarify whether the combined application of organic fertilizer and chemical fertilizer (CAOFCF) can alleviate the kernel position effect of summer maize, field experiments...
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Effect of long-term application of NP chemical fertilizer on soil exchangeable Mg distribution and accumulation under different cropping systems
Published 2012-03-01Subjects: Get full textTo understand the effects of different cropping systems on soil exchangeable Mg, samples of soil profiles under six types of different cropping systems were collected from long-term location experiment station, Changwu County, Shaanxi Province. The changing conditions of exchangeable Mg in soil prof...
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Carbon sequestration rate, nitrogen use efficiency and rice yield responses to long-term substitution of chemical fertilizer by organic manure in a rice–rice cropping system
Published 2023-09-01Subjects: Get full textCombined application of chemical fertilizers with organic amendments was recommended as a strategy for improving yield, soil carbon storage, and nutrient use efficiency. However, how the long-term substitution of chemical fertilizer with organic manure affects rice yield, carbon sequestration rate (...
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Effects of long-term fertilization on soil gross N transformation rates and their implications
Published 2017-12-01Subjects: “…chemical fertilizer…”Application of fertilizer has been found to significantly affect soil N cycling. However, a comprehensive understanding of the effects of long-term fertilization on soil gross N transformation rates is still lacking. We compiled data of observations from 10 long-term fertilization experiments and co...
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Partial organic substitution weakens the negative effect of chemical fertilizer on soil micro-food webs
Published 2022-10-01Subjects: Get full textSoil biotic communities play vital roles in enhancing soil nutrient cycling and soil fertility. Long-term excessive nitrogen (N) application is disadvantageous to the stability of soil food webs and affects arable soil health and sustainable utilization. Proper organic substitution is essential to i...
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Effects of Organic Fertilizer Substitution for Chemical Fertilizer on Grain Yield and 2-Acetyl-1-pyrroline (2-AP) of Fragrant Rice
Published 2025-05-01Subjects: Get full textOrganic fertilizer replacing a portion of chemical fertilizers is a key strategy for improving grain qualities and economic benefits. Fragrant rice, favored by consumers for its superior quality and rich aroma, has garnered significant attention. However, there is little information on the effect of...
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Do agricultural input resources contribute to economic growth in China? A dynamic ARDL simulation approach
Published 2025-07-01Subjects: Get full textSustainable agricultural inputs are essential for enhancing food security, promoting development, and ensuring resilience in rapidly emerging economies; however, studies utilizing the advanced autoregressive distributed lag (ARDL) approach to investigate their impact on agriculture-driven economic g...
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Reduction and Substitution of Markets
Published 2022-01-01Subjects: Get full textThe article discusses the problem of reducing and replacing markets in the past, present and future. The author assumes that the market collapses when a new market takes its place or is another already existing one is being expanded. Two reasons for the replacement of markets are identified — techni...
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Circular approach of greener broiler chicken production
Published 2025-08-01Subjects: Get full textThe sustainability of agricultural production is a key issue, particularly in terms of fertilizer use, greenhouse gas emissions, and resource depletion. This study uses life cycle assessment (LCA) to compare the environmental impacts of composted and pelletized poultry manure (CPPL) and six differen...
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Factors influencing farmers' participation in crop intensification program in Rwanda
Published 2017-06-01Subjects: “…chemical fertilizers…”The crop intensification program (CIP) was introduced in Rwanda in 2007 by the Ministry of Agriculture and Animal Resources (MINAGRI), Rwanda, as a solution to the land fragmentation, low use of agricultural inputs and low access to extension services. However, due to the voluntary nature of farmers...
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