iron-deficiency
Iron deficiency in plants occurs when insufficient iron is available for uptake and utilization, often due to low soil solubility of this essential micronutrient. Because iron is critical for chlorophyll synthesis and electron transport in photosynthesis, deficient plants typically develop interveinal chlorosis, stunted growth, and reduced yields. Understanding how plants sense and respond to iron scarcity—through root architecture changes, chelation strategies, and uptake mechanisms—is vital for improving crop resilience in iron-poor soils.
open_in_new WikipediaPubMed · 2026-07-07
Mixing fermented fruit-waste liquid (called garbage enzyme) with standard iron fertilizer dramatically boosts iron availability in the hard-to-farm alkaline soils that cover much of the world's cropland, nearly doubling radish yields in greenhouse tests.
Co-applying garbage enzyme (3.2%) with FeSO4 (22.3 mg/kg) increased plant-available soil iron by 364%, from 2.8 to 13.0 mg/kg DTPA-extractable iron.
Radish tuber dry weight increased 74.1% and root dry weight increased 144.5% compared to the untreated control.
Soil pH stayed stable at 7.8-7.9 and electrical conductivity unchanged at 0.8-0.9 dS/m, showing no harmful salt or acidification side effects.
