Why the eggplant stem turns brown and rotten

All kinds of symptoms on eggplant are mainly caused by cotton blight and gray mold. There are a lot of black hairs in the incidence of Botrytis cinerea in eggplant, while when the humidity is high, the surface of eggplant cotton blight appears dense white cotton-like hyphae, which is the main difference between the two diseases. The prevention and control methods of the two diseases are introduced as follows: under the premise of heat preservation and humidity reduction, "Yifanling" No. 1 and No. 2 can be used to smoke 75 100g per standard shed (can avoid increasing air humidity, high air humidity is most conducive to the occurrence of Botrytis cinerea) Or use 65% carbendazim 800 Mel 1000 times or 50% Sukeling 1500 Mel 2000 times or 50% propofol 1500 times or 75% Daconine 600 Mel 800 times or 40% Scarlett 1000 times, depending on the condition, spray once every 10 days for prevention and treatment, and spray 2 times successively for 3 times. Cotton blight can be treated with 53% gold redomer manganese zinc 600 UV 800 times or 64% antiseptic alum 500 UV 600 times or 52.2% DuPont Yizujing 2000 times or 20% long Ke bacteria 600 times, etc., depending on the condition, foliar spray is used every 7 times every 10 days to prevent and control the disease, and it is sprayed twice for 3 times. For eggplant stem rot, the above agents can be used to smear the water into a paste.