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</html><thumbnail_url>https://herograespeciales.com/wp-content/uploads/2025/01/ene-especiales.jpg</thumbnail_url><thumbnail_width>1080</thumbnail_width><thumbnail_height>720</thumbnail_height><description>Iron (Fe) is an essential micronutrient for plant growth and development. Although it is required in small amounts, it plays a key role in fundamental metabolic and physiological processes. However, its deficiency is one of the most frequent in crops, especially in alkaline or calcareous soils. It is therefore essential to understand its importance, identify [&hellip;]</description></oembed>
