Polygonatum sibiricum planting method
A planting method and technology of Polygonatum chinensis, applied in the directions of botanical equipment and methods, horticulture, application, etc., can solve the problems of difficulty in increasing the annual output, unable to plant Polygonatum chinensis, etc., and achieve the effects of improving disease resistance, stabilizing drug sources, and improving efficiency.
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Embodiment 1
[0028] Soil preparation includes the following steps: select a moist plot, loamy soil and / or sandy loam soil with good water retention capacity, loosen the soil, and plow the soil once before planting, and apply 2000~2500kg of farmyard manure per mu for land preparation, and turn it into the soil as a base fertilizer , and then raked and leveled to make a furrow with a width of 1.2 meters.
[0029]Propagation includes rhizome propagation and / or seed propagation. Rhizome propagation includes the following steps. In late autumn or early spring in late March, select 1-2 year-old robust and pest-free plant rhizomes, select the tender part of the apex, and cut it into several sections. , each section has 3~4 knots, cut straight with a sharp knife, sterilize with fire ash, dry the wound slightly, plant at a row spacing of 22~24 cm, a plant spacing of 10~16 cm, and a depth of 5 cm, and slightly suppress after covering with soil And water it, and then water it every 3 to 5 days to kee...
Embodiment 2
[0038] The iminodiacetate chelated zinc is prepared by the following method, take a certain quality of zinc sulfate, dissolve it in DMF, and add acid-binding agents triethylamine and sodium chloroacetate into the solution according to the molar ratio of zinc sulfate to 1:3:1.5 , heated at 60-80°C for reaction, suction filtered after the reaction, extracted with acetone for 4 hours, soaked in 1mol / L sodium hydroxide solution for 4 hours and washed with water until neutral. The product was vacuum-dried at 80°C to constant weight to obtain iminodiacetoxy chelated zinc.
[0039] The imine diacetate chelated selenium is prepared by the following method. Take a certain quality of sodium selenite, dissolve it in DMF, and add acid-binding agents triethylamine, chlorine Sodium acetate, heated and reacted at 60-80°C, suction filtered after the reaction, extracted with acetone for 4 hours, soaked in 1mol / L sodium hydroxide solution for 4 hours, then washed with water until neutral. The ...
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