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The Life Habits, Damage Characteristics, and Control Methods of the Lepidopteran Pest Corn Borer
The European corn borer (Ostrinia nubilalis) belongs to the order Lepidoptera, family Crambidae. It is distributed in Europe, North America, and northwestern Africa; in China, the dominant species is the Asian corn borer (Ostrinia furnacalis). The European corn borer is mainly distributed in the Inner Mongolia, Ningxia, and Hebei areas; these provinces are mixed-occurrence zones of the European corn borer and the Asian corn borer, while Changji is mainly the European corn borer.
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What to Do When Bean Leaves Turn Yellow? Causes and Control Methods
Many farmers encounter the problem of yellowing bean leaves. Whether it is new leaves turning yellow or old leaves at the bottom turning yellow, there are many causes of leaf yellowing. If effective measures are not taken in time, it can even cause total crop failure in severe cases. Below, for bean leaf yellowing under different circumstances
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Main Pests and Diseases of the Deciduous Large Tree Ginkgo: Damage Patterns and Control Methods of Spider Mites
The ginkgo tree is a deciduous large tree with a trunk diameter of up to 4 m. The fruit of the ginkgo tree is commonly known as white fruit, so ginkgo is also called the white fruit tree. The ginkgo tree grows slowly and has an extremely long lifespan. Under natural conditions, it takes more than 20 years from planting to bearing ginkgo fruit, and only after 40 years can it bear fruit in large quantities.
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Grape Anthracnose Control Methods and Fungicide Recommendations
Grape anthracnose is one of the diseases most likely to occur during the grape ripening period. When it strikes, it first produces pinhead-sized spots on the fruit surface, which then gradually expand and eventually cause large areas of rot. In some places it is also called late rot. So what do grape anthracnose pictures look like
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Spring Cultivation Techniques for Shiitake Mushrooms and Common Pest and Disease Control Methods
When cultivating shiitake mushrooms in spring, pay attention to the following points: 1. Block selection. Thoroughly dry the fully colonized shiitake blocks and logs, and select uncontaminated, intact blocks or logs for processing. If the old mycelial skin is too thick, scratching can be done, and they can be used only after the mycelium has healed. 2.
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Weed Distribution in Corn Fields and the Best Control Methods, with a Comparison of Herbicide Effectiveness
According to the national weed survey results, corn fields have 22 families, 38 genera, and 43 species. The main weeds harming corn fields are: crabgrass, barnyardgrass, foxtail, goosegrass, redroot pigweed, purslane, Acalypha australis and Chenopodium (lamb's quarters), thistle (bull thistle and small thistle), field bindweed, Asiatic dayflower
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Effective Control Methods for Soil-borne Diseases in Continuous Vegetable Cropping
As the multiple cropping index continues to rise, soil-borne diseases of vegetables are becoming more and more serious, greatly affecting both the yield and quality of vegetables. The following methods can be adopted to control soil-borne diseases of vegetables. 1. Practice crop rotation. Carry out rational rotation between crops, especially paddy-upland rotation
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Damage Characteristics and Control Methods of the Red-banded Tiger Moth on Vegetables
The red-banded tiger moth (Aloa lactinea) belongs to the family Erebidae, order Lepidoptera. Also known as the red-sleeved tiger moth and red-edged tiger moth. It damages vegetables such as broccoli, mustard, choy sum, napa cabbage, cherry radish, snow peas, hyacinth beans, and sweet corn. The damage characteristic of the red-banded tiger moth is that its larvae chew on the tender leaves, flowers, and fruits of vegetables.
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Control Methods for Carrot Pests Such as Cabbage Caterpillars and Striped Bugs
Carrots are often attacked by pests during cultivation, mainly cabbage caterpillars, striped bugs, willow-carrot aphids, tobacco budworms, small leafroller moths, etc., which seriously affect the yield and quality of carrots and require timely control. The control methods for the main carrot pests are introduced below
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How to Use Pesticides for Wheat Stripe Rust and Fusarium Head Blight? A Detailed Guide to Control Methods
Currently, this is an important period for wheat yield formation, and also a critical period for pest and disease control. Affected by recent repeated rainfall events in the Jianghuai region and the middle and lower reaches of the Yangtze River, combined with a high base level of fungal inoculum in the field, the risk of fusarium head blight epidemics has increased, showing a trend of severe recurrence and spread
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