2 citations,
July 2023 in “Agronomy” Melatonin helps wheat plants resist drought by improving their root and root hair growth.
Plant roots respond to fungus smells by possibly using certain proteins and a plant hormone to change root growth, but more research is needed.
193 citations,
February 2015 in “Nature Communications” Fungi-produced compounds can change plant root growth.
19 citations,
February 2023 in “Environmental and experimental botany” Jasmonic acid helps plants grow, defend against threats, and survive stressful conditions like drought and salt.
16 citations,
December 2018 in “Plant Science” Elevated CO2 can lessen the negative impact of water shortage on soybean roots and affects specific genes.