Fat meat should be used with caution.

I will fish and poultry viscera, leftovers stored in the wine jar sealed retting for more than years, began by 1:35 dilution trial, found that high-grade ink orchid especially leaf art is very sensitive. Such as Dashimen, Daifu, Yusong and so on, brown patches appear in stripe leaves, which are more common in leaf margin and petiole, resembling brown rot and shrinking gradually. Turning over the basin examination, the root has been diseased. Flower orchids such as Fugui, Datun Kirin, Jade Lion, Taoji, etc., the leaves also appear brown patches, but the leaves are not charred, the color does not fade, the shape is similar to the red line art, does not affect the growth, in addition, Fujian Jianlan, Jiangsu Zhejiang Orchid Cymbidium seems to be safe. Careful observation showed that there were differences in the tolerance of different varieties to meat and fertilizer, and no abnormal symptoms were found in Bancao Cymbidium, which had the same brown patches as Huayi Orchid. At the same time, it is also related to strong plants, weak plants and diseased plants suffer more seriously. (old iron)