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61 results for “soil organic matter”
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Research ArticleOpen accessIn the keywordsA Field Study of the Fates of Arsenal and Escort Applied on the Cumberland Plateau in TennesseeJohn Harwood, Rong JiangProblem statement: The low organic soils of the Cumberland Plateau, as well as the karst geology of the region, may promote increased transport of herbicides outside of application sites. We have studied the fates of imazapyr and metsulfuron-methyl applied to a privately owned tract on the Cumberland Plateau in Tennessee and compared the field results with herbicide fate predicted by … …American Journal of Environmental Sciences, Vol. 7, Issue 3 · 11 Jul 2011 · 6,433 accessesView PDFCite
Research ArticleOpen accessIn the abstractChanges in the Composition and Diversity of Pasture Grass Due to the Influence of Grazing in the Steppe Zone of Northern KazakhstanAliya Baitelenova, Balzhan Akhylbekova, Meisam Zargar et al.Overgrazing poses a serious threat to the sustainability of steppe pasturelands in Northern Kazakhstan, where intensifying livestock pressure drives significant changes in vegetation composition, species diversity, and soil fertility. This study investigated the effects of grazing intensity on pasture vegetation and chestnut soil properties in the Zhaksyn district of the Akmola region. Field surveys were conducted in July-August 2024 using … …OnLine Journal of Biological Sciences, Vol. 26, Issue 1 · 31 Mar 2026 · 1,338 accessesView PDFCite
Research ArticleOpen accessIn the abstractEnhancing Corn Yield and Soil Fertility in Light Chestnut Soils Using BioEcoGum: A Case Study from KazakhstanKuanysh Karabayev, Kanat Kulymbet, Ashirali Smanov, Gulbira AtashevaThis study evaluates the efficacy of the biological fertilizer BioEcoGum on corn yield and soil fertility under temperate climatic conditions at Karasai, Kazakhstan. The aim of this study was to assess the agronomic, soil, and economic effects of BioEcoGum application on corn (Zea mays L.) cultivated on light chestnut soils in southeastern Kazakhstan. A randomized block design was used, incorporating … …OnLine Journal of Biological Sciences, Vol. 25, Issue 4 · 9 Jan 2026 · 2,516 accessesView PDFCite
Research ArticleOpen accessIn the abstractImportance of Soil and Mineral Characteristics in Supporting Sustainable AgricultureIda Suryani, Marliana Sjuaib Palad, Nur Fitriani et al.Soil consists of four main components: Minerals, organic matter, air, and water, which are arranged in the space to form the soil body. Inorganic minerals in the soil come from rock fragments and other primary minerals. Sustainable soil fertility is supported by the nutrient content contained in the minerals. The research objectives were: 1) to observe the physical and chemical … …OnLine Journal of Biological Sciences, Vol. 25, Issue 2 · 25 Mar 2025 · 5,938 accessesView PDFCite
Research ArticleOpen accessIn the abstractImpact of Seabuckthorn Pomace Fermentation Fertilizer Coupled with Bacillus sp. T28 on Soil Properties and Chinese Cabbage GrowthDan Wu, Huang Mengyun, Zhang QichunTo study the effect of a microbial compound fertilizer on the soil properties and growth of Chinese cabbage, providing a basis for its application in the cultivation and production of Chinese cabbage. The seabuckthorn pomace fertilizer (JS) was prepared by fermentation and further, it was coupled with Bacillus sp. T28 (JSB). Four treatment experiments in pots were established, including the … …American Journal of Biochemistry and Biotechnology, Vol. 21, Issue 1 · 13 Dec 2024 · 5,344 accessesView PDFCite
Research ArticleOpen accessIn the abstractOptimum Fertilization Technology to Improve Crop Productivity of Stevia (Stevia rebaudiana Bertoni)Mohammad Cholid, Sesanti Basuki, Budi Hariyono et al.Stevia leaves have the potential to be developed as a natural sweetener, a companion to cane sugar, especially for those who need low-calorie intake. Increasing the productivity of stevia plants is approached by increasing plant biomass accumulation through balanced nitrogen fertilization. This research aims to obtain optimal nitrogen fertilization in the cultivation of stevia plants in which the nitrogen derived … …OnLine Journal of Biological Sciences, Vol. 25, Issue 1 · 22 Nov 2024 · 5,111 accessesView PDFCite
Research ArticleOpen accessIn the abstractExploring the Impact of Incorporating Fine-Grained Materials on the Resistance Characteristics of Cement-Reinforced ClaySayed Amirhossein Hosseini Chaleshtori, Mohammad Alibabaei ShahrakiThis study, conducted with meticulous attention to detail, examined the influence of fine-grained materials on the resistance components of clay, with and without cement reinforcement. Micro-silica, perlite, crystal barite, gypsum, silica and talc were added to investigate this matter and samples were created and modeled under standard laboratory conditions. The current study aimed to examine the effectiveness of organic granules … …American Journal of Engineering and Applied Sciences, Vol. 17, Issue 3 · 13 Aug 2024 · 5,579 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Digestibility of Pennisetum purpureum Cv. Thailand Concerning Cowdung Supplementation and Arbuscula Mycorrhizal InoculationEvitayani, Lili Warly, Armina Fariani et al.Manure usually consists of a mixture of livestock feces and urine, which also contains macro elements such as Nitrogen (N), Phosphate (P), Potassium (K), Magnesium (Mg), and Calcium (Ca) as well as the microelement Manganese (Mn). This study aims to determine the in-vitro influence of the digestibility of dry matter, digestibility of organic matter, crude protein digestibility, and crude fiber … …American Journal of Animal and Veterinary Sciences, Vol. 18, Issue 3 · 22 Jul 2023 · 5,743 accessesView PDFCite
Research ArticleOpen accessIn the abstractLevels of Metals and Microbial Biomass in Cobalt Coleman Mine Tailings (Canada) Three Decades after Land ReclamationKabwe Nkongolo, Graeme Spiers et al.Investigations of restored metal contaminated tailings in Canada with regard to their long-term ability to sustain plant and associated microbiological populations are limited. The specific objectives of the present study were to assess (1) The current levels of total and bioavailable metals and (2) Microbial biomass in Cobalt Coleman mine tailings reclaimed in 1990. The level of microbial biomass was … …American Journal of Environmental Sciences, Vol. 19, Issue 1 · 20 Mar 2023 · 6,004 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnalysis Plant Growth, Yield and Efficiency of Nitrogen Fertilization in Paddy using Green Manure of AzollaSetyono Yudo Tyasmoro, Akbar SaitamaThe development and improvement of cultivation techniques can be done to improve soil fertility; one of the techniques is the application of organic matter. This research intends to study the interaction between Azolla application treatments with different doses of inorganic fertilizers and find out the appropriate dose of Azolla for inorganic fertilizers. This study was conducted in the experimental field … …OnLine Journal of Biological Sciences, Vol. 23, Issue 1 · 9 Feb 2023 · 6,532 accessesView PDFCite