1. With use of water with higher EC, the micronutrients (Zn, Cu, Fe and Mn) availability in soil will decease with increasing levels and No. of irritations. 2. Using sewage sludge as a source of fertilizer in such soils will increase the available fraction of micronutrients. However, application of sewage sludge showing its addition of > 1% OC will lead to reduction in copper availability due to its fixation with OC.
Soil organic matter addition increases the water soluble and exchangeable forms of ... Fluctuation in micronutrient deficiency levels in soil, is a global phenomenon ... In the last decade, Zn deficiency decreased to 22 per cent, while there was an ... application methods on the availability of micronutrients in soil environment.
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