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How to prevent and control jujube brown spot disease? A full breakdown of practical tips
How to prevent and control jujube brown spot disease? Please explain the methods. Jujube brown spot disease is one of the main causes of leaf drop and fruit drop in winter jujube, and its damage is extremely serious, so prevention and control of this disease must be grasped early and well. Brown spot disease is what jujube farmers commonly call rigid rot disease or rotten fruit disease. The disease mostly starts from the jujube stalk, and some also occurs from the middle part of the jujube fruit...
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What are the control methods for the main pests and diseases of wampee?
How do you control the main pests and diseases of wampee? Please introduce the main pests and diseases of wampee, which can be controlled by referring to the following methods: 1. Anthracnose. Wampee anthracnose is a common disease in production, and it can be infected at all growth stages. In recent years, it has occurred more severely from June to October. Control methods: use fertilizer and water scientifically to strengthen the tree vigor,...
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Common Pests and Diseases in Wampee Cultivation and Their Control Methods
What pests and diseases need to be controlled when growing wampee? The main pests and diseases in wampee cultivation are as follows: 1. Wampee anthracnose: Wampee anthracnose is a common disease in production, and it can infect the plant at all growth stages, easily causing leaf spots, leaf rot, bare branches, flower rot, and fruit rot. If wampee is intercropped with other crops and planted at high density, while drainage is inadequate and water accumulates after rain, it will affect the yield and quality of wampee...
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How to prevent and control rose pests and diseases? A full breakdown of practical methods
The most common diseases of roses include powdery mildew, black spot, dieback, and rust; there are dozens of possible pest infestations, the most common being scale insects, aphids, spider mites, thrips, slug moth caterpillars, and sawflies. For the above pests and diseases, prevention and control efforts must be intensified. During the dormant period, pruning work should also be carried out...
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Key Points on Propagation, Cultivation Techniques and Pest and Disease Control of Osmanthus fragrans
Propagation Techniques for Osmanthus fragrans. Osmanthus fragrans is generally propagated by cuttings; single-trunk osmanthus is mostly propagated by sowing. Here is an introduction: 1. Seed collection. Osmanthus fragrans blooms from September to October, and the fruit ripens from late March to late April of the following year. When the fruit enters the ripening stage and the skin gradually turns from green to purple-black, it can be collected. The collected fruit...
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What are the main rice pests and diseases? Common types at a glance
How to raise rice seedlings well? Methods wanted. Rice seedling-raising techniques: 1: How to determine the seedling-raising period? For insulated dry seedling-raising of rice, start raising seedlings and sowing after the air temperature steadily passes 5°C-6°C (after covering with plastic film or greenhouse film, the temperature rises above 12°C). In Heilongjiang Province, this is generally in mid-to-late April; do not sow in May. The best sowing period is April...
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What are some practical methods to increase sweet potato yields?
What methods can increase sweet potato yields? Please advise. To increase sweet potato yields, you can refer to the following methods: (1) Change vine turning to vine lifting. In the past, many farmers habitually turned sweet potato vines, lifting the stems and vines with a wooden stick and beating them hard to prevent them from rooting. During the growth of sweet potatoes, vines are generally turned 2-3 times, causing heavy damage to the stems and vines and reducing yields by up to 20%. Switching to vine lifting can increase yields by more than 10%. The method is: when the field is watered or after rain, lift the stems and vines by hand and move them to another place, so the original leaf layers are not disturbed and the sweet potato stems and vines will no longer root.
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The most effective control methods for common fungal diseases of flowers are all here
It can be said that fungal diseases are the most common category among flower diseases. Fungi are lower organisms that lack chlorophyll, use mycelium as their vegetative body, and reproduce by spores. Diseases caused by fungal infection are called fungal diseases. Fungi...
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What Is Longan Witches' Broom Disease? A Complete Guide to This Disease
What is longan witches' broom disease? A detailed introduction to longan witches' broom disease: ◎Disease Introduction◎ Also known as witches' broom disease. Also called bald twig disease, broom disease, huya, leprosy disease, tiger ear and mute disease, etc. It is distributed in Fujian, Guangdong, Guangxi, Zhejiang and Taiwan, China and other provinces (autonomous regions). This disease causes serious damage in Fujian. In Guangdong, Guang...
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What are the control methods for chrysanthemum foliar nematode disease?
Chrysanthemum foliar nematode disease is one of the important diseases of chrysanthemums. It is distributed all over the world, and occurs in Shanghai, Nanjing, Hefei, Guangzhou, Changsha, Kunming, Zhejiang and other places in China. It mainly damages chrysanthemum leaves, causing the leaves to turn yellow and drop early. Besides chrysanthemums, this nematode also harms China aster, black-eyed Susan, dahlia, ...
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