Planting of Salvia miltiorrhiza: what is White Silk Disease of Salvia miltiorrhiza?

What is the white silk disease of Salvia miltiorrhiza? What harm does the white silk disease of Salvia miltiorrhiza have? How to prevent and cure it? Please guide the harm of white silk disease of Salvia miltiorrhiza: the white silk disease mainly harms the roots of Salvia miltiorrhiza. At the initial stage of the disease, white silk-like sclerotia appeared near the main root from the base of the stem to the topsoil layer, and the root suffered wet rot. In the later stage, the aboveground branches and leaves of the plant wilted and died. When the weather is wet, there are often white hyphae and mouse shit-like sclerotia at the base of the diseased stem. The serious year caused the yield of Salvia miltiorrhiza to decrease greatly. The prevention and control methods of white silk disease of Salvia miltiorrhiza are as follows: 1. Select robust disease-free seeds; implement flood-drought rotation or rotation with Gramineae crops. 2. In the early stage of the disease, dig out the diseased plants in time, remove the soil and concentrate on retting fertilizer; pour 50% carbendazim 600 times or 50% Sukeling 1500 times, or use Trichoderma preparation 10: 15 grams per square meter to loosen the soil. Click to get more planting techniques of Salvia miltiorrhiza