Planting technique of Radix scrophulariae
When Radix scrophulariae emerges, it will be pulled out when there is grass, and it is not easy to loosen the soil too deep when weeding, so as to avoid harming the root mass; to apply fertilizer at the right time, Radix scrophulariae should apply phosphorus and potash fertilizer for 1 and 2 times before sealing ridges. Remove the excess strains in time, leaving only 2-3 strains; Radix scrophulariae is relatively drought-tolerant, not resistant to waterlogging, and appropriate watering is appropriate when the drought is particularly serious, so that the soil is moist, but it is not easy to flood, and rainy water should be drained in time in the rainy season.
Planting technique of Radix scrophulariae
1. Ploughing and weeding: when Radix scrophulariae emerges, the grass is pulled out, and it is not easy to loosen the soil too deep when weeding, so as to avoid harming the root block. After June, the plant has grown up, there is no need for pine, if there is grass, pull up.
2. timely topdressing: Radix scrophulariae topdressing phosphorus and potassium fertilizer twice before sealing ridges, and applying some barnyard manure or compost, opening small holes or ditches next to the plant, covering soil and cultivating soil at the root.
3. Reasonable seedlings: in the second year after planting, many seedlings will grow from the roots, so that the newspaper will be expanded, the yield will be increased, and the excess strains will be removed in time, leaving only 2-3.
4. Timely topping: Scrophularia will bolt when it grows to a certain extent. If it is used as a commercial harvest, it will not be used as a seed. When the flower bolts are extracted, the nutrients will be concentrated in the root of the tuber.
5. Watering and drainage: Radix scrophulariae is more resistant to drought and not resistant to waterlogging. When the drought is particularly serious, water is properly watered to make the soil moist, but it is not easy to flood, and rainy water should be drained in time during the rainy season.
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Planting technique of cedar
Selection of pots: purple sand pottery basin or glazed pottery basin is suitable for cedar. Cedar can use slightly acidic sandy loam with loose soil and good drainage. Soil: matured pastoral soil or rotten leaf soil is often used in potted plants. Planting: cedar is suitable from March to April in spring and after autumn.
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Red orange producing area
Red tangerine originated in China, mainly from Fujian, Sichuan, so also known as Sichuan tangerine, Fu tangerine, of which Zigong red tangerine is more famous. And Sichuan is most cultivated in hills, low mountain areas, rivers and lakes or plains. At present, Ningxia and other regions south of the Yangtze River are also
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