What is the cause of yellow leaves in amaranth?

What is the cause of yellow leaves in amaranth? A situation that is easy to occur during the cultivation of amaranth is the yellow leaf phenomenon. For the yellow leaves of amaranth, it is probably due to the lack of essential trace elements, such as the lack of soil during the cultivation of amaranth. Trace elements such as zinc, copper and iron, while amaranth can not meet the needs of these elements during the growth process, and then form yellow leaves.

The yellow leaf of amaranth may also be due to the imbalance of the ratio of nitrogen, phosphorus and potassium in fertilization. The imbalance of the large amount of elements will inhibit the normal absorption of medium and trace elements, forming yellow leaves, and if the applied fertilizer contains more humic acid, it may also It will cause yellow leaves of amaranth. To improve this situation, it is possible to increase the application of machine fertilizer, improve soil permeability and improve soil soil conditions.

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