Sowing propagation method of Itea Virginica
A rat thorn and pre-sowing technology, applied in the field of plant reproduction, can solve problems such as trouble, reduce the survival rate and yield of Virginia rat thorn, and achieve the effects of improving metabolic intensity, shortening emergence time, and increasing growth rate.
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Embodiment 1
[0022] The sowing propagation method of the present embodiment Virginia rat thorn comprises the following steps:
[0023] S1, 1 day before sowing, soak the Virginia ratthorn seeds in warm water at 40°C for 8 hours;
[0024] S2, 5 hours before sowing, soak the Virginia ratthorn seeds soaked in warm water for 1 hour with soaking liquid;
[0025] S3, choose loose, air-permeable sandy soil for sowing, dig holes on the sandy soil during sowing, the row width of the holes is 30cm, the hole distance is 10cm, 2 seeds are planted in each hole, and 5g of carbofuran is applied per square meter after sowing;
[0026] S4. When the seedlings have 3 true leaves, transplant them into the field. Cut off the rooted side buds together with a section of old roots and transplant them. When transplanting, dig holes in the field. The row width of the holes is 1m, and the distance between holes is 20cm. After planting, pour enough water for rooting, and apply water and fertilizer after living trees ...
Embodiment 2
[0032] The sowing propagation method of the present embodiment Virginia rat thorn comprises the following steps:
[0033] S1, 3 days before sowing, soak the Virginia ratthorn seeds in warm water at 45°C for 10 hours;
[0034] S2, 10 hours before sowing, soak the Virginia ratthorn seeds soaked in warm water for 2.5 hours with soaking liquid;
[0035] S3, choose loose, air-permeable sandy soil for sowing, dig holes on the sandy soil during sowing, the row width of the holes is 45cm, the hole distance is 15cm, 3 seeds are planted in every hole, and 10g of carbofuran is applied per square meter after sowing;
[0036] S4. When the seedlings have 4 true leaves, transplant them into the field. Cut off the side buds with roots together with a section of old roots and transplant them. When transplanting, dig holes in the field. The row width of the holes is 1.3m, and the distance between holes is 30cm. Plants, after planting, pour enough water for rooting, and apply water and fertiliz...
Embodiment 3
[0042] The sowing propagation method of the present embodiment Virginia rat thorn comprises the following steps:
[0043] S1, 2 days before sowing, soak the Virginia ratthorn seeds in warm water at 43°C for 9 hours;
[0044] S2, 7 hours before sowing, soak the Virginia ratthorn seeds soaked in warm water for 2 hours with soaking liquid;
[0045] S3, select loose, air-permeable sandy soil for sowing, dig holes on the sandy soil during sowing, the row width of the holes is 37cm, the hole distance is 13cm, 3 seeds are planted in every hole, and 8g carbofuran is applied per square meter after sowing;
[0046] S4. When the seedlings have 4 true leaves, transplant them into the field. Cut off the rooted side buds together with a section of old roots and transplant them. When transplanting, dig holes in the field. The row width of the holes is 1.2m, and the distance between holes is 25cm. Plants, after planting, pour enough water for rooting, and apply water and fertilizer after liv...
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