A spider mite on an apple tree is seemingly a small insect in length, which grows up to 1 mm, but does great harm to plants. It reproduces actively, producing 5 generations annually. His offspring absorbs apple juice, which is why the foliage rapidly falls off, and the tree does not develop well. Due to the parasitic effect of these microorganisms, the harvest suffers, the immune system of the apple tree decreases, the plant is bad [...]