weevil Learn more about weevil
-
Occurrence and control of rice water weevil
Rice water weevil is a peer agricultural plant quarantine pest, which first occurred in America and in Asia, such as Japan, South Korea and North Korea. The rice water weevil was first found in China in 1987 in Tanghai County, Hebei Province. The rice water weevil was first found in Ji'an City, Tonghua District in August 1993. At present, this kind of pest occurs to varying degrees in most areas of our province. 1. The harm degree of rice water weevil rice water weevil mainly harms rice, but also harms some crops.
2019-01-16 -
Occurrence and control of rice water weevil
Rice water weevil is an international agricultural plant quarantine pest, which first occurred in America and in Asia, such as Japan, South Korea, North Korea and so on. The rice water weevil was first found in China in 1987 in Tanghai County, Hebei Province. The rice water weevil was first found in Ji'an City, Tonghua District in August 1993. At present, this kind of pest occurs to varying degrees in most areas of Heilongjiang Province. I. the harm degree of rice water weevil the rice water weevil is mainly harmful to rice, but also to the Ministry of Rice.
2019-01-16 -
How to prevent rice water weevil?
How to prevent rice water weevil?
2018-07-01 -
How to prevent and control the latest rice water weevil?
Rice water weevil is one of the most harmful alien invasive species in China, but it has not been included in the list of the first batch of alien invasive species in China. It is also known as rice water weevil, rice root weevil and so on. It is a class II quarantine pest native to North America and first occurred in Tanghai County, Tangshan City, China in 1988.
2020-11-10 The latest rice water elephant armour how prevention and control yes our country -
How to control mango weevil disease?
How to control mango weevil disease? Mango weevil disease can be controlled by referring to the following methods: 1. Mango leaf-cutting weevil is widely distributed, adults feed on mango tender leaves, resulting in dry leaves; or female insects lay eggs on tender leaves and bite off tender leaves from the base, affecting plant growth. Prevention methods: 1 in...
2018-07-19 -
Prevention and control of mango weevil
1. Mango leaf-cut weevil is widely distributed, adults feed on mango tender leaves, causing the leaves to dry up, or females lay eggs on the tender leaves and bite off the tender leaves from the base, affecting plant growth. Control method: during the period of tender shoot growth, ① picked up the injured plants and was bitten every 3 days.
2020-11-08 Species mango weevil disease control leaf cutting distribution -
Can the rice weevil in rice be eaten? Will eating affect your health? With these six methods can be completely wiped out!
Rice is the main food at home. If it is well preserved, it can be preserved for a long time. If it is not preserved properly, there will be rice weevil, a kind of black bug. Can rice weevil eat? Will eating affect your health? In what way can it be completely eliminated?
2020-11-11 Rice medium rice weevil can you eat will influence -
Control of weevil in sweet potato
The sweet potato weevil, also known as the sweet potato ant weevil in Guangdong, is one of the main pests of sweet potato. The occurrence of autumn potato cultivated in dry sloping land is more serious in the middle and later stage, with a general damage rate of 10% 15% and serious plots up to 40% 50%. Prevention and cure method
2020-11-08 Species sweet potato weevil control also known as -
Control methods of mango weevil
1. Mango leaf-cut weevil is widely distributed, adults feed on mango tender leaves, causing the leaves to dry up, or females lay eggs on the tender leaves and bite off the tender leaves from the base, affecting plant growth. Control method: during the tender shoot growth period, ① picked up the fallen leaves of the injured plants every 3 days, dried them in the sun and burned them, killing young plants.
2018-09-11 -
How to control the weevil disease of mango
1. Mango leaf-cut weevil is widely distributed, adults feed on mango tender leaves, causing the leaves to dry up, or females lay eggs on the tender leaves and bite off the tender leaves from the base, affecting plant growth. Control methods: during the growth of tender shoots, ① picked up the fallen leaves of the injured plants every 3 days, dried them in the sun and burned them, killing larvae.
2018-07-22 -
Control methods of Ginseng Grey Weevil
The big gray weevil, also known as the weevil and Tula donkey, is 9-12 mm long, grayish yellow or grayish black and densely covered with gray-white scales. The head and beak are densely covered with golden glowing scales. The pests occurred this year mainly feed on young stems and leaves on the surface during seedling emergence, causing great harm. After being alarmed, he pretended to die and landed on the ground in the early morning and evening. ...
2018-07-19 -
Control methods of jujube bud weevil
Control methods of jujube bud weevil
2018-07-24 -
Life habits and control methods of jujube bud weevil
Jujube bud weevil belongs to Coleoptera, family Cerambycidae. Occurred in Henan, Hebei, Shanxi, Liaoning and other jujube famous owners for harmful jujube, apple, pear and other fruit trees. Jujube bud weevil unearthed in early spring, the first harm to the tender buds of Zaozhuang, is the earliest pest on Zaozhuang trees, when the insect population density is high, it can eat up jujube leaves, resulting in secondary sprouting, resulting in reduced yield or no harvest. The adult is dark gray or khaki, the head is black, the two sheath wings are curved, the length is twice as wide and the ventral side is silver-gray. Egg milky white, later brown, long oval
2019-01-16 -
Plant epidemic prevention operations! Litchi stink weevil gets epidemic in Hsinchu during spawning season.
In order to prevent and control the pest crisis caused by litchi industry, the government of Hsinchu City brought together farmers to prevent the epidemic. Yesterday (25), it held a "109 litchi stink bug promotion workshop" in the extension classroom of the Peasants' Association and invited National Taiwan University entomology.
2020-02-26 -
Harmful symptoms of jujube bud weevil
Harmful symptoms of jujube bud weevil
2018-07-24 -
The occurrence regularity of jujube bud weevil
The occurrence regularity of jujube bud weevil
2018-07-24 -
Litchi stink weevil control Taichung Municipal Bureau of Agriculture holds lectures to impart skills
The litchi stink bug crisis occurred in Taichung City this year, causing harm to fruit trees. If frightened, it will also spew out stinky liquid, and carelessly touching it will cause skin burning. In order to let the public have a better understanding of litchi stink bugs, Taichung Municipal Bureau of Agriculture on the 7th.
2018-06-29 -
How to control underground pests in sugarcane planting?
How to control underground pests in sugarcane planting? Please guide that sugarcane underground pests are a kind of important pests that seriously harm sugarcane production in Yunnan, including sugarcane turtles, sugarcane head weevil, stem weevils, sugarcane termites, sugarcane root weevil aphid, etc. Among them, sugarcane turtles, sugarcane head weevil and stem weevil are the most common and harmful.
2018-09-10 -
What are the methods of prevention and control of pear diseases and insect pests in winter?
What are the pear diseases and insect pests in winter? What are the methods of prevention and control of pear diseases and insect pests in winter? We also ask experienced netizens to introduce that the main diseases and insect pests of pear trees in winter are pear weevil, pear wasp, pear gall midge, pear scab, pear black spot, red yellow spider, shell insect and so on.
2018-07-17 -
Is the flat-bellied wasp ineffective? Changhua subsidized pesticides against litchi stink weevil, Taichung Agriculture Bureau: the three-pronged approach works well.
Is the flat-bellied wasp ineffective? Changhua subsidized pesticides against litchi stink weevil, Taichung Agriculture Bureau: the three-pronged approach works well.
2018-05-12