The countermeasures to the fall off of old leaves of cucumber leaves
Drooping cucumber leaves, the symptoms of old leaf shedding, may be physiological diseases, but does not rule out the possibility of fertilizer damage.
Control methods: 1. Foliage spraying fertilizer, using bi-protection or chlorophyll, with potassium dihydrogen phosphate foliar spray, 50 g vinegar and 50 g sugar in a back pot, continuous spraying 3 times, interval 5~ 6 days. 2. Remove the lower old leaves. 3, increase the lighting time in the studio.
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