Aphids, red spiders, and scale insects are the most common types of sucking mouthpart pests that harm flower trees. They endanger many species of flowers and trees, whether it is woody flowers such as Milan, Jasmine, Chinese rose, smiling, plum, or herbal flowers such as chrysanthemum, geranium, calendula and so on. 1. Aphid worms, also known as armyworms, include the following: (1) Use 50 grams of fresh pepper or dried red pepper, add 30 to 50 grams of water, and cook for about half an hour. Spray the affected plants with their filtrate. (2) Use 3 to 4 grams of detergent, add 100 grams of water, stir into a solution and spray 2 to 3 times in succession. The control effect is 100%. (3) Add 600 to 800 times of water with Fengyoujing to spray the insects with a sprayer to make the insects get syrup. The effect of killing pests such as aphids and scale insects is more than 95%, and the plants will not produce drugs. harm. (4) After mixing detergent, urea, and water in a ratio of 1:4:100, the mixture is sprayed on the plant to receive the effects of extermination and fertilization. Second, the red spider red spider also called short mustache, is a special pest that harms the flower leaves and flowers pests, bonsai wild pheasant, bird plum, pine needles, etc. are also vulnerable to red spider harm. Control methods include: (1) Add 10 times more water with orange peel to soak a day and night, and then use it to spray plants after filtration to control red spiders and aphids. For watering, it can prevent and control nematodes in the soil. (2) 15 grams of detergent, 20% caustic soda 15 ml, water 7.5 kg, three sprayed after mixing, one or two days after the inspection, Starling spider mites, Ruocheng mortality rate of 94% to 98%. (3) Take 50 grams of grass ash and add 2500 grams of water, stir well, soak two days and nights to filter, add 3 grams of detergent and mix well, spray once a day for 3 days, and then spray for another 3 days every other week to control locusts and red spiders. Insect pests such as scale insects, etc., can be put into soil to control aphids. (4) Use a lighted mosquito incense stick on a plate, place it in a diseased pot, and then use a plastic bag to fasten the pot. After an hour or so of smoking, both adult and eggs can be killed. This is both effective and effective. A good way to do it quickly. Third, the shell insect scale insect body is wrapped in a horny shell, such as direct spraying with drugs, will not work. Control methods: (1) Liquor to water, with a ratio of 1:2. When pests are treated, the tops of the basins are poured. Scale insects begin their activities in the spring and can be poured once in mid-April, then once every half month or so, for 4 consecutive times. (2) Use vinegar (rice vinegar) 50 ml, soak the small cotton balls in vinegar, and wipe them with a wet cotton ball on the damaged stems and leaves of the flowers to wipe off the scale insects. . This method is convenient and safe. It can not only achieve the purpose of removing insects, but also make the damaged leaves turn green and bright. (3) Wipe the diseased branches gently with alcohol to remove the scale insects. This is the invisible larvae that can be completely exterminated. In the second year, there is rarely any scale insect harm.
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