Also known as lobular shoot disease. Harm the branches. The diseased plants showed: lobular, shoot shoots clustered, shoots dry, no results or very few results, short internodes, new shoot tip atrophy. Small leaves, dark and dull leaves, hard crisp leaves.
Control methods:
Because this disease is a physiological disease caused by boron deficiency, the incidence of purple soil is more, can be sprayed before flowering 0.2% borax, or borax plus 0.4% urea liquid; increase in organic fertilizer can reduce the incidence.
Control methods:
Because this disease is a physiological disease caused by boron deficiency, the incidence of purple soil is more, can be sprayed before flowering 0.2% borax, or borax plus 0.4% urea liquid; increase in organic fertilizer can reduce the incidence.
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