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Anup KC, Govinda Bhandari, Subigya Prabhat Wagle, Yubraj Banjade
Pág. 56 - 67
Soil is a complex mixture of mineral nutrients, organic matter, water, air and living organisms. The primary nutrients for plant growth are organic matter, nitrogen, phosphorus and potassium. In order to find the status of pH, organic matter (C), total n...
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