evil seedling Learn more about evil seedling
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The treatment of seeds with drugs can control the disease of rice evil seedlings.
Evil seedling disease occurred in many places in Tongzhou District of Nantong City last year. The occurrence characteristics, infection ways and control techniques of the disease are introduced as follows. Evil seedling disease occurs from seedling stage to heading stage, and the most common disease occurs at tillering stage. Seed-borne bacteria is the main infection.
2020-11-08 Medication treatment seeds can control rice bad seedlings disease last year -
Causes of Rice Bad Seedling Disease
Rice evil seedling disease is a major disease in the process of rice planting, the emergence of the disease can often lead to a 10-20% reduction in rice yield, and in serious cases, it can be reduced by half, so it is urgent to find the cause and prevent it. What is the cause of rice evil seedling disease? How to prevent and cure?
2020-11-08 Rice evil seedling disease cause rice yes -
What is annual plant rice evil seedling disease? How did it happen? What kind of medicine can be cured?
Rice is one of the most common cash crops in China, which is planted in almost every family, but with the change of environment and external factors, rice is infected with various diseases, and rice evil seedling disease is the most common one. What is rice evil seedling disease? How did it happen?
2020-11-09 Annual plant rice evil seedling disease what is it how cause -
Causes and Control measures of Bad Seedling Disease in Rice
How does rice appear evil seedling disease to do? Rice evil seedling disease is commonly known as male rice, once it appears, it is bound to affect the normal growth of rice, and then, in view of this problem, talk about the causes and control measures of rice evil seedling disease in detail. ? First, the disease.
2018-04-25 -
What are the disinfection methods of rice seeds?
What are the disinfection methods of rice seeds? Also ask experienced netizens to help introduce ten methods of disinfection of rice seeds arranged by the farming network, which are listed in detail below for netizens' reference. Method 1, to prevent rice evil seedling disease, rice blast, rice flax spot, rice seedling blight, you can use more than 50% bacteria.
2018-07-17 -
Control of Bad Seedling Disease of growing Rice
Symptoms: after the occurrence of evil seedling disease in rice, the internodes of the diseased plants elongate, grow thin and tall, the plant color is lighter, the leaves are narrower than the normal plants, there are indefinite fibrous roots inside or outside the leaf sheath on the nodes, and there are white molds in the rice stalk, which turn reddish and sometimes turn reddish.
2020-11-08 Planting rice evil seedling disease control symptom occurrence -
How to disinfect rice seeds
Rice seedling raising is about to begin, and seed disinfection is the key to raising rice seedlings. Ten methods of seed disinfection were introduced. First, soak rice seeds in 500 times solution of 50% carbendazim, 50% thiram methyl or 50% thiram for 48 hours (200 grams of solution mixed with water 100 kilograms can soak rice seeds 60-70 kilograms), then remove and accelerate germination and sow seeds.
2018-09-11 -
First of all, 16% of the evil lines are clear to control the "spikelet head" of rice.
For many years, the phenomenon of "spikelet head" (also known as spikelet warping) under multi-variety, multi-planting level and multi-ecological conditions has occurred in large-scale production in Jiangsu and other major rice production areas, which is characterized by small spikes and small glumes. After grain filling, the inner shell is cracked, part of the rice grains are exposed, the rice is small and beige black and brown. The occurrence is particularly serious in the Lixiahe area, coastal area, along the Huaihe River, along the Huaihe River, along the hills and other areas in Jiangsu Province. It is estimated that in recent years, the affected area of Jiangsu Province alone has been about 100000 hectares per year, and the yield of rice has been reduced by more than 100m kg, resulting in cumulative damage to rice production.
2019-01-16 -
What is the reason for the delay in tillering of small rice seedlings
1. Rice evil seedling disease: the pathogen of rice evil seedling disease overwinters on grain and straw and uses diseased seeds or straw the following year. The pathogen propagates with seed germination and invades from the coleoptile or wound of the seedling, causing the seedling disease to grow. Diseased seedlings often wither and die. The unwithered diseased seedlings are yellowish green, grow slender, generally about 1/3 higher than healthy seedlings, and have poor root development, few tillers, or even no tillers. After transplanting the diseased seedlings, the germs are brought to the field, causing the disease of rice seedlings. When rice heads and blossoms
2019-01-15 -
When the Meiyu season comes, cotton should be prevented and treated as soon as possible.
At present, the cotton seedling situation has entered the budding stage, but also entered the annual plum rain season. According to meteorological data, from May 30 to 31, some major cotton-producing counties, cities and districts in Wuhan, Xiaogan, Suizhou, and Ezhou received more than 100 mm of rainfall, causing torrential rain in some cotton fields, and cotton seedlings in depressed areas of some cotton fields were flooded. While cotton seedlings suffer from waterlogging, diseases and grass damage follow one after another. The "three evils" of cotton hit cotton farmers at the same time. According to the survey, there are now some cotton fields per
2019-01-16 -
How is the male rice formed?
Male rice is what we call evil seedling disease, is a common disease in rice cultivation, how is it formed, how to prevent and cure it? First, how male rice is formed. Male rice is commonly known as evil seedling disease. The reasons for the formation are: carrying bacteria and soaking seeds.
2020-11-09 Male rice yes how formed male that is -
What is annual plant rice bakanae disease? How? With what medicine can you cure?
Rice is one of the more common cash crops in China, almost every family is planted, but with the changes of environment and external factors, rice is infected with various diseases, and rice bakanae disease is the most common one. What caused it? With what medicine can cure? Rice seedling disease is also called male seedling disease
2019-04-10 -
What are the breeding methods and precautions of the "evil king" gold diamond? What about yellow leaves and drooping leaves?
Gold diamond is a relatively common indoor foliage plant, leaves green and wide, giving people a very vibrant feeling, arranged in the home also has a good beautification effect, what are the cultivation methods and precautions of gold diamond? What about yellow leaves and drooping leaves? gold
2020-11-11 " evil spirits king gold diamond of breeding methods and precautions -
Reasons for the delay in tillering of small rice seedlings
1. Rice evil seedling disease: the pathogen of rice evil seedling disease overwinters on grain and straw and uses diseased seeds or straw the following year. The pathogen propagates with seed germination and invades from the coleoptile or wound of the seedling, causing the seedling disease to grow. Diseased seedlings often wither and die. The unwithered diseased seedlings are yellowish green, grow slender, generally about 1/3 higher than healthy seedlings, and have poor root development, few tillers, or even no tillers. After transplanting the diseased seedlings, the germs are brought to the field, causing the disease of rice seedlings. When the rice is heading
2019-01-16 -
Prevention of Diseases in Seedling stage of planting Rice
First, symptoms of blight: in the seedling stage, sometimes the buds change color, the leaves are locked, and finally die, spreading very quickly. Control measures: the pathogen of blight survives in the soil, and the occurrence of blight is related to climate, seedbed temperature, soil pH, fertilizer and other environmental conditions.
2020-11-08 Plant rice seedling stage disease prevention one blight -
Measures for controlling Bad Seedling Disease of Rice
At present, seed soaking is the method to control rice evil seedling disease in production, and the main varieties of fungicides used are "901", Ximiaoling, Yiziling, prochloraz and so on. Some fungicides have been used in our province for more than ten years, long-term use of a single fungicide will cause pathogens to produce drug resistance, thus affecting the germicidal efficacy. When soaking the seeds, it is generally required to stir once or twice a day. There are all these kinds of pesticides in the field investigation, but there are differences in specific operation, and there are also significant differences in control effects among different agents. Low temperature and seed
2019-01-16 -
Identification and Control of Rice Diseases and insect pests (2)
Rice brown planthopper is also known as brown planthopper, commonly known as Ascaris lumbricoides, soft shell Ascaris, Ascaris, midges. Scientific name Nilaparvatalugens (Stdl) Homoptera, Homoptera. Brown planthopper (Nilaparvata lugens) is one of the main rice pests in China.
2018-09-13 -
Rice seed treatment techniques
Rice seed treatment techniques
2018-07-01 -
What kind of medicine is Bupleurum?
What kind of medicine is Bupleurum?
2018-08-12 -
The latest course of Rice seed treatment techniques and methods
Rice seed treatment technology includes four steps: seed drying, salt water seed selection, seed disinfection and seed mixing of yield-increasing bacteria, the details are as follows. Seed drying can enhance the water permeability and air permeability of seeds, increase the germination rate, make the seeds germinate neatly, the seedlings are strong, and
2020-11-10 Latest rice seeds treatments techniques methods tutorials