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China's first local standard for viral insecticides issued
Recently, the Hubei provincial local standard "Helicoverpa armigera nucleopolyhedrovirus suspension concentrate" passed approval by the National Standardization Committee and was officially issued. The standard was led by Sun Xiulian's research group at the Wuhan Institute of Virology, Chinese Academy of Sciences, together with relevant teams from the Hubei Academy of Agricultural Sciences and other institutions.
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It's the right time to prepare for spring plowing - what are farmers still lacking?
After the Awakening of Insects, various parts of Shandong successively entered the stage of spring plowing production. As the saying goes, "At the first thunder of the Awakening of Insects, farming families have few idle days." Temperatures were on the high side last winter and this spring; how is the winter wheat growing now? The central "No. 1 Document" has continuously focused on agriculture, rural areas, and farmers; what hopes remain at the grassroots level? With
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The battle to prevent and control pests and diseases in late rice continues, striving to win grain from insects
Currently, autumn grain crops in most parts of the country have gradually entered the harvest period, but the double-season late rice in South China and Jiangnan, and the single-season late rice in the middle and lower reaches of the Yangtze River, are at the heading and grain-filling stage, a critical period for yield formation and also an important period for the occurrence and damage of pests and diseases at the ear stage. In particular
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Steady progress in the battle against late rice pests and diseases, going all out to snatch grain from the jaws of insects
At present, autumn grain crops in most parts of the country have gradually entered the harvest period, but the double-cropping late rice in South China and Jiangnan and the single-cropping late rice in the middle and lower reaches of the Yangtze River are at the heading and grain-filling stage, which is a critical period for yield formation and also an important period for the occurrence and damage of pests and diseases at the ear stage. In particular, in some areas this autumn a "late autumn without cool weather" climate has appeared, which may lead to an increase in the number of generations of the "two migrations" pests in late rice, an extended period of damage, and a tendency to break out suddenly into disaster. Pest and disease prevention and control in the later period still cannot be relaxed.
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Why are there insects inside pomelos? Symptoms of thrips damage and rust mite damage on pomelos
The season when pomelo flowers fill the air with fragrance is also a season when pests and diseases occur frequently. At this time, control of thrips and rust mites should be strengthened to ensure the quality of pomelo fruit. Otherwise, pomelos will suffer great losses, so we must do a good job in this regard. Pomelos are at the flowering stage, and their flowering period is long, from
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What are natural enemy insects? An introduction to common natural enemy insects such as green lacewings
What are natural enemy insects, what characteristics do they have, what do they mainly eat? Using natural enemy insects to control pests is a special control method that can reduce environmental pollution and maintain ecological balance. The mass rearing and use of natural enemy insects in China have achieved remarkable
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How effective are neem seed extract and neem oil as insecticides?
Have you heard of neem plant insecticide? This is an insecticide made from insecticidal compounds extracted from a plant. The development and use of neem plant insecticide seems to have become a worldwide trend. In Thailand, I saw that some places already use neem as street trees, and flower markets everywhere
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How effective is azadirachtin as an insecticide, really?
Neem - nature's insecticide. Neem has insecticidal and sterilizing properties and has long been used as a herbal medicine. But do you know its effects on insects, the residual activity of azadirachtin, the systemic action of azadirachtin, the efficacy of azadirachtin products, and so on? If not,
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Can organic vegetables be sprayed with pesticides to kill insects?
Organic vegetables are still sprayed with pesticides, is this really okay? How can consumers be deceived like this? It is precisely because of this matter that some people have been harmed. Let's take a look together. In December of year 87, Consumer Reports magazine published the news item "Organic Vegetables Are Still Sprayed with Pesticides"
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Symptoms, Damage and Control Methods of Coconut Scale Insects
What is the damage caused by the coconut pest Pseudaulacaspis? How should it be controlled? Ecological habits: there may be 10 generations per year, and 1 generation lasts about 33 days. It usually reproduces by parthenogenesis; the mother insect lays eggs under the scale around her body, the egg-laying period is 8 to 10 days, and each female can
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