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After soil disinfection, pay attention to reducing re-infection by pests and diseases
After soil disinfection, pay attention to reducing re-infection by pests and diseases
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Analysis of Common Physiological Diseases of Over-summering Vegetables
Analyzing common physiological diseases of over-summering vegetables
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What are the common pests and diseases in cherry cultivation?
What are the main pests and diseases of sweet cherry? How to prevent and control them? The main diseases of sweet cherry are peach bacterial shot hole and circular spot disease, which occur severely in the three rainy months of July, August and September, damaging branches, leaves, young shoots and fruit. If not controlled in time, they can cause defoliation of the whole tree, affecting flower bud formation, tree vigor development and the following year's...
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Clever use of fertilizers can effectively reduce crop diseases
Research and practice have proven that using chemical or organic fertilizers to control crop pests and diseases is not only economical, safe and effective, but also saves pesticides, while at the same time having a fertilizing effect and the characteristics of not harming natural enemies and not polluting the environment. It can be said to achieve multiple benefits at once and is well worth promoting in production. Nitrogen fertilizer: 1. Ammonium bicarbonate...
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What are some practical tips for controlling walnut pests and diseases?
What are the key secrets to controlling walnut pests and diseases? Please advise. The following introduces several key tips for controlling walnut pests and diseases for reference: Variety selection is the root cause. Nowadays, walnut cultivation is being developed in many places, all rushing in like a swarm, some planting seedling trees, some planting grafted seedlings. The problems brought by rushing ahead are many. For example, it leads to mixed walnut varieties, and serious cross-infection of pathogens.
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A Detailed Explanation of the Infection Cycle of Orchid Viral Diseases
Viruses are intracellular parasites. They have neither the ability to break down plant cell walls, nor can they, like other viable parasites, carry on a saprophytic existence on dead cell tissue as a transitional phase of parasitism. Therefore, when a virus invades an orchid plant, a slight wound is required. Such a wound can cause...
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General Characteristics of Orchid Viral Diseases
Orchid viral diseases are the number one killer affecting orchid cultivation, and orchid enthusiasts all turn pale at the mere mention of viruses. Orchid viral diseases are also ubiquitous. They not only infect cultivated orchid varieties but also infect wild orchids growing under natural conditions. Once an orchid is infected by a virus, its ornamental and cultivation value will...
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A Detailed Guide to the Prevention and Treatment of Common Orchid Diseases
1. Phytophthora disease Symptoms: It occurs all year round, but is most severe during the plum rain season, when watering is too wet or ventilation is poor, and seedlings that have just come out of the flask are especially vulnerable. Brown spots form at the infected site, and under high temperature and high humidity they rapidly expand, eventually becoming dark brown patches, with leaves dropping and stems rotting until the plant dies. Prevention and treatment methods: ...
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Simple and Effective Home Remedies for Eco-Friendly Control of Orchid Pests and Diseases
In orchid cultivation, some physiological diseases often occur, and timely prevention and control should be noted. 1. Sunscald: also known as sunburn, mainly caused by scorching from intense direct sunlight in midsummer. It can be prevented by using a shade net to ensure no direct sunlight enters. 2. Weak plants: caused by insufficient light, affected orchid plants grow leggy stems and leaves...
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3 diseases that Gardenia jasminoides frequently suffers from - one slip and only the pot is left, prevent and treat them in advance
Gardenia jasminoides is a flower loved by many gardening enthusiasts, evergreen all year round; when it blooms, the flowers are pure white, fragrant and elegantly plain, forming an alternation of green and white with the green leaves, exceptionally clear and lovely. Although Gardenia jasminoides is beautiful, it also often falls ill, especially these 3 diseases that occur frequently...
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