Results 11 to 20 of about 23,723 (227)

The Positive Effects of Humic/Fulvic Acid Fertilizers on the Quality of Lemon Fruits

open access: yesAgronomy, 2022
Humic acid (HA) is a kind of organic substance that has shown good effects in regard to promoting crop growth. In the current study, the influences of three kinds of fertilizers mainly containing humic/fulvic acids, including water-soluble fertilizer ...
Xiaoying He   +6 more
doaj   +1 more source

Growth and yield of saffron (Crocus sativus L.) affected by different levels of fulvic acid and cow manure in the second growing season [PDF]

open access: yesJournal of Horticulture and Postharvest Research, 2021
Purpose: The experiment was conducted to evaluate the optimal amounts of cow manure and fulvic acid and the interaction effects of inputs on the yield of saffron in the second growing season.
Mohmmad Hossein Aminifard   +1 more
doaj   +1 more source

Sustainable Production of Quince by Using Fulvic Acid Bio Stimulant and Calcium [PDF]

open access: yesMajallah-i ̒Ulum-i Bāghbānī, 2022
Background and Objectives  Fulvic acid has a relatively low molecular weight and contains a large number of oxygen and carbon-rich functional groups. Many of the beneficial effects of fulvic acid spray include stimulating plant metabolism, increasing the
A.A. Shokouhian   +2 more
doaj   +1 more source

Effect of organic acid, biofertilizers and two mycorrhiza species in the rootstock on some germination characteristics and seedling growth of Iranian ox-tongue (Echium amoenum Fisch & Mey.) [PDF]

open access: yesعلوم و فناوری بذر ایران, 2021
An experiment based on CRD design with three replications was conducted in 2014 year, in Ferdowsi University of Mashhad, Iran. The experimental treatments included 7 types of eco-friendly inputs: Humic acid, Fulvic acid, Nitroxin (contains Azotobacter ...
mohammad behzad amiri   +2 more
doaj   +1 more source

Effects of Methane Fermentation on Spectral Properties of Fulvic Acid Extracted from Peat through Liquid Acid Precipitation

open access: yesJournal of Chemistry, 2020
The effects of acid precipitation with different liquid acids on spectral properties of fulvic acid extracted from peat was studied to select the most appropriate liquid acid for the acid precipitation step of the alkali solution acid precipitation ...
Li-Tong Ma, Ya-Nan Lu, Ya-Xiong Wang
doaj   +1 more source

The usage of fulvic acid and zeolite on the absorption of cadmium in Spinacia oleracea var. inermis. [PDF]

open access: yesJournal of Horticulture and Postharvest Research, 2021
Purpose: One of the problems in today's world is the pollution of the environment with heavy metals, which extraction of metals from mines, industrial and agricultural activities have caused significant pollution of soils and waters to metals.
Farshid Esmaeili
doaj   +1 more source

Characterization of coal-based fulvic acid and the construction of a fulvic acid molecular model

open access: yesRSC Advances, 2020
Fulvic acid (FA) is composed of many molecular units with similar characteristic structures. The characterization and molecular model construction of coal-based FA is the key for the scientific basis and applied science of FA.
Guan-qun Gong   +7 more
openaire   +3 more sources

Effects of micro-flocculation pretreatment on the ultrafiltration membrane fouling caused by different dissolved organic matters in treated wastewater

open access: yesWater Reuse, 2021
This study investigated the efficacy of using micro-flocculation as a pretreatment approach in alleviating ultrafiltration (UF) membrane fouling caused by organic matter in treated wastewater.
Lanxin Ren   +3 more
doaj   +1 more source

Biomineralization of primary carbonate cements: a new biosignature in the fossil record from the Anisian of Southern Italy

open access: yesLethaia, EarlyView., 2021
Biomineralization is a generic term used to indicate biological‐mediated mineral formation. In carbonate mineralization, nucleation of crystals can be: (1) controlled directly by the organisms, like in the skeletal formation of most metazoans; (2) induced by microbial communities, by indirect precipitation mediated by their metabolic activities; or (3)
Adriano Guido   +4 more
wiley   +1 more source

Impact of fulvic acid and free amino acids on paclobutrazol absorption by ‘Keitt’ mango

open access: yesRevista Ambiente & Água, 2020
This study evaluated the impact of fulvic acid and free amino acids on paclobutrazol soil residue, their absorption and effects on ‘Keitt’ mango grown in tropical semi-arid environmental conditions.
Luan dos Santos Silva   +2 more
doaj   +1 more source

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