Fertilizer science. In order to increase the productivity of agriculture can be divided into 2
big group is the fertilizer consists of major elements for plants, including nitrogen (N)
P (P). , and potassium (K) when using consecutive
.A long time will cause acidic soil. The high acidity, inappropriate to
crop may have been a factor in the other related. Cultivation way makes the earth's
to worsen. Or may be caused by natural
.The destroyer of soil resources.
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