Results 11 to 20 of about 11,355 (259)

Influence of humic substances and biochar on the yield of cantaloupe (Cucumis melo L.) in organic management systems

Technology in Horticulture, 2023
Biostimulants are biological additives that are used in crop production to improve plant growth, productivity, and health. This research aimed to study the effects of cantaloupe (Cucumis melo L.) production in organic management systems influenced by ...
ZaDarreyal Wiggins, Dilip Nandwani, Onyekachukwu Akaeze, Dafeng Hui   +3 more
doaj   +1 more source

Improving Lowland Rice (O. sativa L. cv. MR219) Plant Growth Variables, Nutrients Uptake, and Nutrients Recovery Using Crude Humic Substances

The Scientific World Journal, 2015
High cation exchange capacity and organic matter content of crude humic substances from compost could be exploited to reduce ammonia loss from urea and to as well improve rice growth and soil chemical properties for efficient nutrients utilization in ...
Perumal Palanivell, Osumanu Haruna Ahmed, Nik Muhamad Ab Majid, Mohamadu Boyie Jalloh, Kasim Susilawati   +4 more
doaj   +1 more source

Evaluation of Commercial Humic Substances and Other Organic Amendments for the Immobilization of Copper Through 13C CPMAS NMR, FT-IR, and DSC Analyses

Agronomy, 2019
The application of organic amendments to contaminated agricultural lands can immobilize metals and improve soil conditions. The chemical structures and long-term stability of commercial humic substances and other composted organic amendments (sheep and ...
Begoña Mayans, Javier Pérez-Esteban, Consuelo Escolástico, Enrique Eymar, Alberto Masaguer   +4 more
doaj   +1 more source

Humic substances of differently matured composts produced from municipal solid wastes and biomass of energetic plants

Soil Science Annual, 2019
The aim of the study was to assess the transformation of humic substances during composting of biomass of energetic plants and municipal solid waste. The type of the organic material to be composted and the type of technology used affect the course of ...
Kałuża-Haładyn Andrea, Jamroz Elżbieta, Bekier Jakub   +2 more
doaj   +1 more source

Destruction of Surfactants and Humic Substances in Plazma-Chemical Reactor

Наукові вісті Національного технічного університету України "Київський політехнічний інститут", 2018
Background. Wastewater treatment from surfactants and humic substances is an actual and not fully resolved environmental problem. Surfactants are one of the most dangerous pollutants of natural water bodies, which are sources of domestic and industrial ...
Vladislav V. Goncharuk, Roman Ye. Klishchenko, Ivan V. Kornienko   +2 more
doaj   +1 more source

Assessment of the effect of iron-rich humic substances on hematological parameters in the model of acute posthemorrhagic and iron deficiency anemia

Бюллетень сибирской медицины, 2023
Aim. To assess the effect of iron-rich humic substances on hematological parameters in acute post-hemorrhagic and iron deficiency anemia.Materials and methods.
K. A. Bratishko, L. A. Logvinova, V. V. Ivanov, A. M. Zhirkova, A. A. Ufandeew, E. E. Buyko, A. P. Zima, E. S. Rabcevich, M. V. Kuznecova, M. V. Belousov, I. V. Perminova, M. V. Zykova   +11 more
doaj   +1 more source

Comparison of extractable soil carbon and dissolved organic carbon by their molecular characteristics

Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
The aim of this study was to compare the molecular characteristics of extractable soil carbon from biotopes of the Rašeliník watershed and dissolved organic carbon (DOC) from Rašeliník creek, by using the 0.1M pyrophosphate, 0.01M CaCl2 and Britton ...
Martina Šestauberová, František Novák   +1 more
doaj   +1 more source

The Effect of Humic Substances as an Organic Supplement on the Fattening Performance, Quality of Meat, and Selected Biochemical Parameters of Rabbits

Life, 2022
In this study, we assessed the effect of humic substances, as an organic supplement in feed, on the fattening performance, meat quality and selected lipid and mineral parameters from the blood serum of rabbits.
Zuzana Lacková, František Zigo, Zuzana Farkašová, Silvia Ondrašovičová   +3 more
doaj   +1 more source

Origin and nature of humic substances in the waters of the Amazon River Basin [PDF]

Acta Amazonica, 1980
Humic substances dissolved in "black water, white water, and clear water" rivers of the Amazon River basin were compared were humic substances found in podzolic (spodic) and latosolic (oxic) soils of the Amaon region.
Jerry A. Leenheer
doaj   +1 more source

Humic substances trigger plant immune responses

Chemical and Biological Technologies in Agriculture, 2023
Background Huanglongbing (HLB) is a devastating citrus disease. Before callose deposition, the bacterial infection causes oxidative stress, starting cell damage. Humic substances are among the most efficient antioxidants found in nature.
Rakiely Martins da Silva, Natália Aguiar Canellas, Fábio Lopes Olivares, Alessando Piccolo, Luciano Pasqualoto Canellas   +4 more
doaj   +1 more source