How to control sweet corn pests weeds and pesticides?





Sweet corn is a kind of food that many people like in life, and sweet corn will have problems of this and that in the planting, so how to solve the sweet corn pests? What pesticides are useful?

Root pests of sweet corn: grubs, golden needle insects, root bugs, jumping beetle larvae, etc., distributed in the seedling and flowering stages.


Sweet corn leaf pests: thrips, planthoppers, leafhoppers, aphids, bugs, spider mites, corn borers, cotton bollworms, beet armyworms, leaf beetles, locusts, etc.


Sweet corn stalk pests: corn borer, peach borer, etc., distributed in the middle and late heart leaves.


Sweet corn ear pests: aphids, corn borer, peach borer, cotton bollworm, etc., distributed in the flowering and mature stages.


· How to control sweet corn underground pests


Sweet corn, also known as vegetable corn, has rich nutritional value and is liked by many people. The following editor will share with you how to prevent and control sweet corn underground pests.


1. a mole cricket


Mole crickets belong to the Orthoptera order and the Mole cricket family. They can bite on the rhizomes of sweet corn seedlings or the newly germinated seeds, resulting in lack of seedlings and ridges, or the rhizomes may be chopped into a mess, causing plant death or stunted growth. There are mainly two kinds of mole crickets, North China mole cricket and Oriental mole cricket. In addition to sweet corn, mole crickets can harm the seeds and seedlings of potatoes, cotton, hemp, sugar beet, tobacco, various vegetables, fruit trees and forest trees.


· What kind of medicine is used to prevent and control sweet corn diseases, pests and weeds?

During the growth of sweet corn, how to control its pests and weeds?　


Sweet corn weed control. Generally, it can be combined with 3-4 leaf stage fertilization, shallow field tillage and weeding; jointing stage combined with ear fertilization. Deep cultivating and weeding. It can also be sprayed with acetochlor herbicide before planting.


Sweet corn pest control.


Foliar spray with 500-1000 times solution of 400% Kewensan emulsion or 500-800 times solution of 50% thiophanate methyl suspoemulsion for prevention and treatment of large and small spot diseases.


· How to control sweet corn underground pests? What medicine is effective? 

 Sweet c That type of corn 🌽is more delicious and therefore also called a vegetable corn.  Recently, it has been introduced in my country more frequently. But how to control sweet corn underground pests? What medicine is effective? Let us take a look today!


Main underground pests of sweet corn:


The underground pests of Guangdong sweet corn are mainly mole crickets and grubs.


· Precautions for purchasing sweet corn herbicides

A pesticide dealer in Guilin, Guangxi recently asked us a question: What kind of herbicide can be used on sweet corn? In response to this problem, the author consulted relevant personnel and made the following summary, hoping to help those who are worried about how to buy sweet corn herbicides.


Sweet corn is a more delicate crop. Herbicides should not be used indiscriminately. Never use products containing nicosulfuron.


First of all, you can spray atrazine suspension (also called donkey-hide gelatin) between one or two rows of the field. If it is determined that it is harmless to corn and does not affect the yield, you can continue to use it. In Guangxi, the recommended dosage of 38% atrazine suspension per mu should not exceed 200 grams.


If it is sowing, it can be sprayed between rows with water 50-60 kg/mu before seedlings after sowing. If it is transplanted, it can be sprayed between rows after rooting. If used after seedlings, a protective cover should be added. Do not spray on the corn.


Nicosulfuron is a commonly used herbicide in corn fields and is currently used in a large area of ​​production. In previous years, the corn suffered from phyto sulfuron after the use of nicosulfuron, which may be caused by the sensitivity of the corn varieties to the drug or improper use of the drug. 


· What to do about sweet corn pests? Control methods of sweet corn pests. Waxy corn is rich in nutrients and has high edible value, and is widely used as a nutritious food in the world today.


1. Corn borer and big borer


It is also called the borer, which is the main key insect of corn. It often burrows and bites in the young stems and leaves, damages the stem and leaf tissues, prevents nutrients and water from being transported, and affects the growth of corn. Pollination.


· How to control sweet corn pests and diseases

Now sweet corn is very popular in the market. With the increase in demand, there are more and more sweet corn growers. During the growth of sweet corn, we must pay attention to the prevention and control of sweet corn diseases and insect pests.


The above is the relevant knowledge about the prevention and control of sweet corn pests and diseases summarized by the editor, and I hope to help.





· When will the sweet corn be harvested?

Sweet corn tastes delicious, and it's harvest time is quite strict. Sweet corn is also cooked in many ways because it's more like people.