Bacteria inverse effects of climate change on plants

 

Brazilian researchers found that a technique used in soybeans reduces the impacts of atmospheric heating on plants

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(Image: MESVE79/Shutterstock)

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Climate change can also have severe effects on plants. According to scientists, increasing the planet’s temperature can lead to a total loss of grain production and seeds, for example, creating a scenario of food insecurity.

According to a study by Brazilian researchers, however, a technique used mainly in soy production in the country can be effective to reduce the impacts of atmospheric heating on plants. It consists of the treatment of seeds with bacteria.

View of a soy plantation
Extreme heat deteriorates photosynthesis and accelerates the life cycle of plants (image: Oticki/Shutterstock)

Guarantee of nutritional quality of plants

This method promotes plant growth and is used to improve biological functions such as photosynthesis and gas exchange. It is known for improving the nutritional quality and digestion of pasture animals, but this is the first time the effects on climate change have been analyzed.

In experiment, inoculated scientists the bacteria azospirillum Brazilense and pseudomonas fluorescens in forage herbs, plants that serve as animal food. A system was used to increase the temperature of plants by 2 ° C.

Azospirillum Brazilian bacteriies

The team identified that microorganisms have invested a number of processes caused by climate change, such as a decrease in photosynthesis efficiency, increased transpiration and water stress. The results avoided the deterioration of nutritional quality to the plants.

According to researchers, the bacteria allowed more roots growth, providing a better absorption of nutrients and water. In addition, inoculation stimulated the antioxidant system of plants, reducing the oxidative stress that occurs at high temperatures. The findings were described in a study published in the journal Science of the Total Environment.

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Vast planting
Technique can improve crop productivity (image: bits and divisions/shutterstock)

Alternative for the use of fertilizers

  • According to the study, the method is considered sustainable and can significantly reduce the use of chemical fertilizers.
  • Scientists now want to investigate if the same results occur with other species of herbs.
  • They argue that the use of this large -scale technique can ensure the food security of the population, as well as protecting the environment.
  • Remembering that high temperatures affect photosynthesis and accelerate the life cycle of plants.
  • This scenario is committed to grain filling and crop productivity, substantially reducing the nutritional quality of plants.
  • The information comes from the USP newspaper.

 

 

 

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