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What drugs can control rice leaf rollers?
What harm does rice leaf roller have? What drugs can control rice leaf rollers? Please give an introduction to the cultivation network collated rice leaf roller harm and chemical control methods, listed below for users to refer to. The harm of rice leaf roller: rice leaf roller, also known as rice leaf roller, commonly known as scraping green insect...
2018-07-11 -
A specific drug for rice leaf rollers and heart worms.
In the process of rice planting, there are often some diseases and insect pests. Leaf rollers and drillworms are two of the most harmful pests. What are the specific drugs of rice leaf rollers and heart worms? I. the specific drug of rice leaf rollers, the control of rice leaf rollers.
2020-11-08 Rice roll leaf worm drillworm of specific medicine rice planting -
What pesticides are effective against rice leaf roller?
What pesticides are effective against rice leaf roller? Please introduce the rice leaf roller, also known as rice leaf roller, commonly known as scraping green worm, white leaf worm, leafworm, etc., which are the main pests in the growing period of rice. The pest harms rice with larvae, affixes leaves into longitudinal buds, hides and gnaws on upper epidermis and mesophyll.
2018-07-18 -
What should be paid attention to in the control of rice leaf roller?
What should be paid attention to in the control of rice leaf roller? Please give guidance on the control of Cnaphalocrocis medinalis, first of all to know the control time. The control time is determined through the progress of insect state development and the growth and decline dynamics of adults under the lamp, referring to the insect state calendar, combined with medium-and short-term weather forecast. In order to make sure that you can really handle it.
2018-07-18 -
What kind of medicine is used to beat the rice leaf roller?
What kind of medicine is used to beat the rice leaf roller? Please introduce that the occurrence of rice leaf roller is characterized by early migration, many peaks, large number of moths, repeated occurrence of five (3) and six (4) generations, and serious natural harm. Due to the large amount of nitrogen fertilizer used in the late stage of high-yield cultivation, and the expansion of cultivation areas such as direct seeding rice and mechanical transplanting, the growth period of rice has been pushed forward.
2018-07-18 -
What kind of pesticide does the leaf curler use?
Leaf curlers are a common plant pest, also known as green insects, oil insects, etc., mainly to harm mulberry trees, so what pesticides are used by leaf rollers? 1. The basic introduction of leaf rollers the Chinese name of leaf rollers is mulberry borer, which is an insect of the family Pyralidae and Pyralidae.
2020-11-08 Roll leaf bug use what pesticide yes plant -
The latest course of techniques and methods for the control of rice leaf roller
Rice leaf roller (Chilo suppressalis medinalis) is one of the main pests in rice producing areas in China, which is widely distributed in various rice areas. Besides harming rice, it can also feed on barley, wheat, sugar cane, millet and other crops as well as paspalum, paspalum,
2020-11-10 The latest rice roll leaf borer control techniques methods tutorials -
A 25-year-old man makes a fortune from eggs he doesn't eat.
A 25-year-old man makes a fortune from eggs he doesn't eat.
2019-02-22 -
It is necessary to control rice leaf rollers in time.
Rice leaf curler is one of the main rice pests in our province. It harms rice leaves with larvae, which can make rice leaves withered and white, especially at booting stage or heading stage, which will greatly reduce rice yield. The insect occurs for seven generations a year, and the number of larvae of the second generation in early rice is the most serious. If the control is not timely, it will occur greatly during heading, resulting in inestimable losses. The prediction of rice longitudinal leaf curl should be based on the prediction of occurrence period to determine the suitable period for control. According to the previous situation, it should be at the peak of the moth.
2019-01-16 -
Can agricultural product circulation field group stop price "roller coaster"?
On December 18, Sichuan Province Agricultural Products Circulation Association, the first industry self-regulatory organization in the field of agricultural products circulation in Sichuan Province, was officially listed, causing social attention. In the context of the Internet + era, what role will the Agricultural Products Circulation Association play? In the face of agricultural prices
2016-03-21 Agricultural products circulation field grouping whether to stop price " -
What's wrong with the curly leaves of the beans in the farmer's house without pesticide?
From the performance of beans in the photo, it is considered to be the problem of bean leaf roller or herbicide pollution, and the specific reason can be judged according to the local situation. For example, check the leaf roller or eggs behind the leaves, and then check the beans.
2018-07-19 -
How to control diseases and insect pests in rice?
How to control rice diseases and insect pests? What technology can learn from rice pest control methods: first, rice black sclerotia stem rot rice stem base of a fungal disease, also known as rice stem rot or micrococcosis. The pathogens are Aspergillus globulus and Aspergillus oryzae. Have a disposition.
2018-09-09 -
Artificial shrimp molding machine
In recent years, surimi products (fish balls, fish cakes, fish sausages, fish rolls, fish cakes, etc.) have become one of the favorite aquatic foods on the table of families and hotels. With the continuous expansion of the consumer market of surimi products, the production of surimi products has gradually changed from family workshop to industrial production, and different molding machines are needed to process different products. This paper introduces a kind of artificial shrimp forming machine for making shrimp from low-value surimi. The design production capacity of this machine is 30~40kg/h, and the weight of shrimp is 16 per unit.
2019-01-16 -
Front-line survey: the price of watermelon is like a roller coaster. Melon farmers have different joys and sorrows.
Front-line survey: the price of watermelon is like a roller coaster. Melon farmers have different joys and sorrows.
2019-02-20 -
How to control rice leaf curler
Rice leaf rollers include rice bracts and rice leaf rollers. 34% propyl fluoride EC is a new generation insecticide to control rice leaf curl. It has wide insecticidal spectrum and stable efficacy. The field experiment shows that spraying 40 kg 50ml / mu with water at an interval of 23 days has a control effect of more than 95%. Compared with conventional drugs, the control effect is less than 2 times, the cost is reduced by more than 50%, and 3 times of labor can be saved. Give full play to the role of saving labor and cost, improving quality and increasing efficiency.
2019-01-16 -
Control techniques of Chilo suppressalis medinalis
Control techniques of Chilo suppressalis medinalis
2018-07-01 -
Why is the garlic price now a "roller coaster"
Why is the garlic price now a "roller coaster"
2019-02-18 -
How to control diseases and insect pests of rice in summer?
How to control diseases and insect pests of rice in summer? According to the trend analysis, rice diseases and pests focus on "three diseases" (rice leaf roller, rice planthopper, Chilo suppressalis, rice blast, rice false smut and sheath blight) in summer and autumn. At the beginning of September, the sixth (4) generation rice planthopper, the sixth (4) generation rice leaf roller, the third generation.
2018-09-09 -
Continuous high temperature and torrential rain succulent plants are very strong. The mood of the meat breeder is like riding a roller coaster.
Follow the encyclopedia meet beautiful (WeChat: duoroubaike) text begins: thank the author [Lin Jia Xiaozhu] for the original contribution sharing contribution date: 2018.05.16 Editor: encyclopedia coordinates: Qingdao City, Shandong Province.
2018-06-15 -
Common faults and solutions of combine harvester
Combine harvester is a kind of agricultural machinery which integrates harvesting, threshing and impurity removal. China is a traditional small-scale peasant economic operation, so mechanized agriculture started late, most farmers do not understand some agricultural machinery and tools, and do not know how to solve problems for a while, especially.
2020-11-09 Combine harvester of common fault and solution