Dragon fruit in the cactus department for many years production of meat and stem plants, more than 2 meters tall, illusory growth in very loose and fertile sand, taboo, 28 °C to 38 °C grow well.
First, the cutting seedlings are the most suitable in spring and summer. The cuttings should be selected to be full of stem sections. The cut waste branches can also be used for cutting seedlings. The cuttings are cut into 30 cm and placed in the shade and inserted into the sand bed after being dried. Or directly under the support frame and the side of the cement column. It can be performed at any time except during the frost period. After cutting, no watering is required to maintain the dryness of the soil. Watering began after 10 days.
Second, pick seedlings choose no insects, grow robust, stem full of "days feet" as rootstock, grafting in the sunny, the dragon fruit plant with a knife cut into 3 ~ 4 cm stem section, waiting for the wound to dry. Cut 10 cm above the stem of the rootstock into a flat surface with a horizontal knife, insert the scion, align the layer, secure it with a cotton thread, place it in the room, and incubate at 28-30°C for 4 to 5 days. A large amount of callus was formed on the surface, and the color of the scion was similar to that of the rootstock, indicating that the vascular bundles of the two were healed and the grafting was successful, and then they could be transplanted into the artificial seedbed to continue cultivation.
Third, the seedling management nursery bed should be ventilated and sunny place, fertile soil, drainage and irrigation will be more land. For fine work, smashing the ditch to 90 cm, 15,000 to 2,000 kilograms of chicken manure or cow dung should be applied per acre, mix 1,000 kilograms of the hull, and mix evenly. Apply 10 to 30 centimeters below the surface of the sorghum when setting up. The topsoil layer; later the mother applies 100 ~ 150 kg of calcium magnesium phosphate fertilizer, use the steamed bread to stir the calcium magnesium phosphate fertilizer, applied to the 4 ~ 5 cm deep topsoil, and then the seedlings by spacing 3 cm seedbed seedbed, and then spray 500 times carbendazim once, when the sunny day, see the top soil white, as appropriate (about 7 to 10 days) water once, every 14 days Mushi 6 kg compound fertilizer, until Zhang Chu stem full of stems, can be out of the garden.
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