Ginger management should be scientific

Ginger plants thrive in warm conditions but are not resistant to intense sunlight or heat. To protect them, after planting, insert corn stalks that are 70 to 80 cm tall, placing them 12 to 15 cm south of the ginger furrows. Weave these stalks into a hedge and tilt them slightly northward by 10 to 12 degrees, which helps shade the surface of the furrow and promotes healthy ginger seedling growth. Ginger has a high nutrient demand, requiring three top-dressing applications during the growing season. When the seedlings reach 3 to 5 cm in height, apply 15 to 20 kg of compound fertilizer per acre to encourage vigorous growth. When the seedlings develop three shoots of alfalfa, combine weeding with a second top-dressing: use 15 to 20 kg of bean cake fertilizer and 15 to 20 kg of ammonium sulfate per acre to accelerate rhizome expansion. As the seedlings grow to 5 to 6 shoots of glutinous rice, the rhizomes grow rapidly, so increase fertilization by applying 25 kg of ammonium sulfate per acre. Apply the fertilizer about 15 cm away from the north side of the seedlings to avoid direct contact with the roots. Watering is essential before planting, as keeping the soil dry helps raise the ground temperature and encourages germination. Once the seedlings emerge, maintain consistent moisture until harvest to ensure optimal yield. Watering should begin after the seedlings have emerged. From summer to autumn, this is the peak growth period for ginger, so water frequently in small amounts to keep the soil moist. After each fertilization and soil cultivation, water the plants again. It's best to water during cooler times, such as early morning or late evening, when the air and soil are cooler. Use gentle watering techniques and avoid overwatering. During the rainy season, drain excess water promptly to prevent root rot. During hot and rainy seasons, weeds grow quickly, which can lead to competition for water and nutrients, affecting the health of the ginger plants. Regular weeding and soil cultivation are crucial—usually once or twice a month. Since ginger has a shallow root system and weak branching ability, avoid deep cultivation. Instead, perform cultivation in conjunction with watering and fertilization. Loosening the soil helps lower the ground temperature and supports rhizome development. Typically, the soil should be hilled up in three layers, each time adding 3 to 6 cm of soil to prevent the ginger from being exposed, which could reduce its quality. Mulching with grass can also help keep the soil cool and moist.

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