Putian raises aphid to prevent two insects

Hiding the new spiny worms and leeches seriously harms the cultivation of radix scutellariae.

Hidden spiny worms: parasites parasitize the back of the calf, causing appetite loss, body thinness, anal swelling, a large number of parasites causing jaundice to bite and struggling phenomenon, severe intestinal perforation caused by the death of jaundice. The intermediate host is the Lloyd's sword, leeches and loach.

Prevention: kill intermediate host with quicklime or potent insecticide; mix 1 g of albendazole or 25 g of intestinal worms for every 50 kg of feed, feed for 6 days, and spray 90% crystal solution of trichlorfon throughout the field. The water body drug concentration was 0.2 mg/L; 2 kg of bitter buckwheat root or fruit was broken, 1.5 kg chloroform solution was added, sealed for 3 days, the filtrate was removed, and the remaining mixture was mixed with 1 kg of feed and the yellow quail was fed continuously. day.

Water crickets: The Chinese neck cricket and the wide body gold cricket can parasitize the head, borehole and body side of the jaundice. When a large number of parasites cause anaemia of the jaundice, secondary infection with water mildew and bacterial diseases causes the death of the jaundice.

Prevention: Seedlings were soaked in 10 mg/L copper sulfate solution for 10 minutes to 15 minutes, or soaked in 3% saline for 5 minutes to 10 minutes; Quanta sputtered 90% crystals of trichlorfon to make the concentration of water in the water 0.5 mg. / l, change the water after 24 hours, use 3 days; plung the dried loofah into fresh pig blood, and after the pig blood is solidified, put it into the water inlet of the paddy field to trap the blisters; after 1 hour to 2 hours, remove the loofah, according to This repeated arrests.

Household Clearing Nitrile Gloves

Household Clearing Nitrile Gloves,Safety Nitrile Gloves,Oilproof Nitrile Gloves,Household Gloves Prevent Allergic

Puyang Linshi Medical Supplies Co., Ltd. , https://www.linshimedicals.com