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How Rhizosphere Affects Microbes’ Population and Availability of nutrients in the soil to Plants; A Review

. Muneeb Ur Rehman, Muhammad Zahir Afridi, Sapana Parajuli, Aziz Ullaha Naseer Ahmad & Waleed Iqbal


Abstract

The rhizosphere is the area of soil surrounding plant roots that is influenced by the plant's activities and the microorganisms living in close association with the roots. It is a dynamic zone where biological, physical, and chemical interactions occur between plants, soil, and microorganisms. The rhizosphere, which is located 2 mm from the root surface, is an important part of the plant environment. It controls the chemistry of plant nutrients and impacts plant development. In order to raise agriculture production worldwide and keep up with the expanding global demand for food, the nutrient requirements in agriculture have been rising and are anticipated to do so further. Most of the time, farmers apply fertilizers without understanding the function of the rhizosphere in a specific nutrient's chemistry or how accessible it is to plants. It can occasionally make a nutrient unavailable to a plant exhibiting deficient signs, lowering production. Plants can release lipids, vitamins, amino acids, and carbohydrates through their roots to promote the activity of microorganisms in the soil. Bacteria in the rhizosphere participate in the geochemical cycling of nutrients, particularly nitrogen, phosphorus, and micronutrients, including iron, manganese, zinc, and copper. Plants and microbial populations in the soil decide whether they are available. It raises the availability of nutrients to plants, generates growth hormones, and functions as a bioagent to manage diseases, increasing crop output. By modifying the rhizosphere environment through agronomic or/and breeding procedures, it is possible to increase the effectiveness of nutrient uptake.

 

Keywords; Rhizosphere, microorganism, plant nutrients, root exudates, nutrients availability

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