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Symptom Identification and Control Methods of Rust Disease in Codonopsis pilosula
It damages the leaves. The diseased area on the underside of the leaf is slightly raised, forming the uredinium, which later ruptures and releases orange-yellow urediniospores. The disease is most severe from June to July. Control methods: (1) Clear away withered branches and fallen leaves in winter. (2) During the disease period, spray with a 200-fold dilution of 50% dinitro compound or a 400-fold dilution of 97% sodium dithiocarbamate, once every 7 days, for 2 to 3 consecutive applications.
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What are the main medical effects of Codonopsis pilosula?
Medical effects of Codonopsis pilosula. Codonopsis pilosula is sweet in flavour and neutral in nature, entering the spleen and lung meridians. It has the effects of tonifying the middle and boosting qi, strengthening the spleen and benefiting the lungs, and quenching thirst and promoting fluid production. It is used to treat conditions such as weakness of the spleen and lungs, weakness of the spleen and stomach, insufficiency of lung qi, shortness of breath and palpitations, poor appetite and loose stools, asthmatic cough due to deficiency, internal heat with wasting-thirst, and fatigue and weakness. It is a commonly used tonic and strengthening medicine.
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What are the growth habits of Codonopsis pilosula? Understand these characteristics to grow it better
Codonopsis pilosula is a perennial herbaceous vine. It prefers a mild climate, cool summers and a humid atmosphere. It is cold-hardy, and after planting, the roots can overwinter in the soil in the open field. It has strict light requirements: seedlings prefer shade and moisture, so avoid direct sun during the seedling stage; once established, the plants prefer sun. Codonopsis pilosula requires deep, loose soil, with fertile sandy loam being the best. It dislikes saline-alkaline soil, clay and low-lying land, and is not suitable for continuous cropping.
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How to prevent and control damping-off of codonopsis (Codonopsis pilosula) seedlings?
The disease mostly affects the base of the stem below the epidermis, at the boundary between dry and moist soil. It begins as yellow-brown sunken lesions; as the lesions enlarge they girdle the stem and gradually penetrate into the stem, causing rot and death. Once infection occurs it spreads rapidly, killing plants in patches. Control methods: choose well-drained sandy soil with good ventilation, and increase phosphorus and potassium fertilizer. Treat seeds with 50% carbendazim wettable powder or 65% zineb wettable powder at 0.2%-0.3% of the seed quantity; alternatively, use 50% carbendazim wettable powder or 65% zineb wettable powder
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Detailed Explanation of the Code of Practice for Pollution-Free Breeding of Domestic Fish
I. Pollution-Free Management and Cultivation of Broodstock 1. Requirements for the breeding base: no pollution from the three types of waste; the atmospheric environment must comply with the requirements of "GB3095-1996 Ambient Air Quality Standard"; the soil environment must comply with the requirements of "GB15618-1995 Soil Environmental Quality Standard"; and the aquaculture water must comply with the requirements of "NY5051-2001 Pollution-Free Food Freshwater Aquaculture Water Quality Standard". 2. Broodstock ponds should have an area of 5-15 mu and a water depth of 1.5-2.5 m. The ponds should be exposed to the sun and then strictly disinfected with quicklime and other substances before use.
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The original code of the Jimai 20 wheat variety is 955159
It was developed by the Crop Research Institute of the Shandong Academy of Agricultural Sciences through sexual hybridization using Lumai 14 as the female parent and Lu 884187 as the male parent, followed by systematic selection. From 2000 to 2002, this variety participated in the high-fertility Group B regional trial of wheat in Shandong Province, with a two-year average yield of 507.05 kg per mu, 0.78% lower than the control Lumai 14. From 2002 to 2003, it participated in the high-fertility group production trial of wheat in Shandong Province, with an average yield of 513.37 kg per mu, 8.69% higher than the control Lumai 14. It is suitable for Shandong
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Differences Between Pleione bulbocodioides and Aspidistra elatior and Their Care Methods
Scientific name: Pleione bulbocodioides. Aliases: Aspidistra elatior, one-leaf orchid. Family and genus: Orchidaceae, perennial herb. Morphological characteristics: When Pleione bulbocodioides blooms, a leaf grows beside the flower, which is why it is also called Aspidistra elatior, while the name Pleione bulbocodioides comes from its garlic-shaped pseudobulb. Terrestrial or epiphytic; pseudobulb oval or conical, 2 cm to 3 cm long; flowering period April to June; erect inflorescence 15 cm to 25 cm tall.
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Understanding a Dog's Tail Language: Decoding the Meaning Behind Tail Movements
A dog's tail conveys certain meanings through movement, reflecting its level of intelligence, social status and inner feelings. Tail wagging can appear in dogs as early as 20 days of age. Information is generally conveyed through three channels: posture, movement and shape. Because a dog's eyes are more sensitive to movement than to colour or shape, it uses tail wagging to communicate. 1. Stiff and extended straight out: this generally carries an aggressive meaning, a way of issuing a challenge when facing strangers and intruders. It can also be used when two dogs that do not know each other meet for the first time, as a rather cautious greeting.
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Salmon Bones Become the Best Feed for Cod Farming
According to scientists' research, salmon bones are the best raw material for cod feed. The scientists revealed that wild cod eat large amounts of crustaceans rich in minerals, and this dietary structure can absolutely be carried forward in aquaculture. After the scientists added salmon bones rich in minerals to the feed, farmed cod showed a greatly increased appetite and faster growth. Compared with fish fed normal feed, cod fed feed supplemented with 20% salmon bone meal can grow 10% faster. In addition, in
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Identification and Control Methods for White Grub Infestation in Codonopsis pilosula
Belonging to the order Coleoptera, family Scarabaeidae. It is the larva of the scarab beetle, mainly active in the soil, damaging the roots of Codonopsis pilosula. White grubs generally have one generation per year, with larvae or adults overwintering in the soil. After temperatures rise in the following spring, white grubs gradually move upward in the soil; when the soil temperature reaches above 15°C, they move into the topsoil layer above 10cm to feed. When summer temperatures rise and the soil dries out, they descend to deeper soil layers and stop feeding or moving. In autumn they return to the topsoil layer to be active, and after October they successively burrow down below 30cm to overwinter.
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