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How can mosquitoes and flies in a pigpen be effectively driven away?
What drugs and methods can the experts suggest to drive away mosquitoes and flies in a pigpen? Answer: Comrade Li Xiang: To drive away mosquitoes and flies. At night, mosquito coils can be lit in the pigpen, or crystalline trichlorfon wrapped in gauze can be hung up to prevent mosquito bites. You can also regularly give the pigs an appropriate amount of livestock oxytetracycline, and every day do a good job of rinsing the feeding utensils and cleaning the pigpen to avoid the spread of pathogens.
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What to Do About the Green Leafhopper on Rice? A Detailed Guide to Effective Control Methods
Scientific name: Homoptera, Delphacidae. Distributed in the wild rice stem (Zizania latifolia) and rice-growing areas of both southern and northern China. Hosts include rice, wild rice stem, and wild Zizania latifolia. Damage characteristics: adults and nymphs pierce and suck the sap of rice; affected leaves develop yellowish-white to light brown or reddish-brown spots, after which the leaves gradually turn yellow and dry up from the tip toward the base; excrement covers the leaf surface, forming a sooty mold-like coating; the female's egg-laying scars are initially water-soaked, then secrete white downy waxy powder; once wounds appear, the plant loses water, wilting in clumps and dying off in patches. Morphological characteristics: male adult body length 5-6.1 mm,
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Supplementary zinc fertilization in rice paddies can effectively prevent "sitting stumps"
After rice seedlings are transplanted, they may be slow to grow, fail to turn green, or fail to tiller and even shrink after turning green, which farmers generally call "sitting stumps." Fields with "sitting stumps" mostly occur in low-lying, damp areas and in cold, waterlogged, or poor fields, but they sometimes also occur in fertile fields. There are many causes of this phenomenon, and zinc deficiency is one very important cause. The symptoms of zinc deficiency "sitting stumps" in rice are: the leaf tips of the basal leaves of the rice plant dry up, and yellow-brown to reddish-brown irregular patches appear in the middle section of the leaves; and these gradually spread from the old leaves
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Harvesting, Processing Methods and Medicinal Effects of Polygonatum
Harvesting and processing: Polygonatum grown from transplanted rhizomes is harvested after 1 to 2 years, while plants grown from seed are harvested after 3 to 4 years. In late autumn or early spring, dig out the rhizomes, wash off the soil, remove the fibrous roots and diseased scars, steam for 10 to 20 minutes (until thoroughly steamed), take them out and dry them in the sun, kneading them while drying; after 7 to 10 days of sun-drying they will be dry. Medicinal effects: Polygonatum is sweet in flavor and neutral in nature. It enters the spleen, lung and kidney meridians. It has the effects of tonifying the spleen and moistening the lungs, nourishing yin and promoting fluid production, tonifying the middle and replenishing qi, and strengthening the tendons and bones. It treats consumptive damage with alternating cold and heat, pulmonary tuberculosis with coughing of blood, pulmonary tuberculosis with dry cough and no phlegm, diabetes, hypertension, and post-illness bodily
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How to Grow Umbrella Plant and Its Benefits and Effects
Umbrella plant not only beautifies courtyards but also purifies water quality. How do you grow umbrella plant? Benefits and effects: How to grow umbrella plant: 1. Choose short plants (about 15-20 cm tall), with 5-7 stems per clump of muddy seedlings, wash the soil off the roots of the umbrella plant with clean water, and place it in a water basin.
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How to grow Queen's Crape Myrtle seeds and what are its medicinal effects?
Queen's Crape Myrtle (Lagerstroemia speciosa), this is also one of the planting methods, many people know about it, so what is the seed planting method for Queen's Crape Myrtle? What are its medicinal effects: Queen's Crape Myrtle seed planting method: choose semi-lignified young seedlings to transplant into the field, apply enough base fertilizer in the planting hole before setting out.
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Persian buttercup sowing and propagation time and the special-effect pesticide for leafminer flies
Persian buttercup (Ranunculus asiaticus) is a plant that many people enjoy growing, and its flowers are truly beautiful. What is the sowing and propagation time for Persian buttercup? What special-effect pesticide should be used for leafminer flies: Persian buttercup sowing and propagation time: the normal sowing period for Persian buttercup is from mid-October to mid-November
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Does Golden Camellia cultivation technology have any side effects?
Golden Camellia, this plant is super beautiful, it is going to bloom, and the bloom is also super beautiful. What is this Golden Camellia cultivation technology like? Does Golden Camellia have side effects: Golden Camellia cultivation technology: 1. Create a suitable environment. Golden Camellia likes to grow in a semi-shaded, semi-cool, and humid environment, and needs regular ventilation.
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What pesticides are effective for controlling red spider mites, thrips, and whiteflies?
Growing flowers is not so easy; plants can get sick too. How do you deal with red spider mites, thrips, and whiteflies? What pesticides work best for red spider mites, thrips, and whiteflies: Red spider mite treatment methods: (1) If only a few leaves have red spider mites, you can remove the infested leaves. (2) If there are quite a lot, then use pesticides.
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Dichondra Seed Planting Methods and Benefits and Effects Explained
Perennial creeping small herb, stems slender, covered with gray short soft hairs, rooting at the nodes. Leaves kidney-shaped to round, 4-25 mm in diameter, apex broadly rounded or slightly emarginate, base broadly cordate, leaf surface slightly hairy, underside covered with appressed short soft hairs, entire margin; with long petioles, petiole length (1.5)3-5(6) cm
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