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1 The characteristic features of "red ink" belong to the rose family of Rosaceae, deciduous or semi-evergreen shrubs, branching branches, plant height 60-80cm, prickly hypertrophy, hook-like, plume leaf, leaflets usually 5-7, leaves The surface is smooth, shiny, hairless, flowers constant or solitary, pedicels long, flowers deep, red with black, single flower weight 6-14 grams, an average of 7.5 grams, flowering from 3 to 10 months, almost all flowers can be seen all year round. The first year of planting 200-300 kilograms of flowers per mu, after the third year for the full flowering period, 500-700 kilograms per mu, with strong adaptability, multiple branches, easy flowers, long flowering period, high demand for fertilizer, not easy The characteristics of cutting propagation. And more hi light, adequate light, strong plant growth, large flowers, bright colors, the optimum temperature of 20-300C, strong growth from April to October, branches generally flowering, the average daily temperature above 350C growth is poor, below 50C into the dormant period, in Loose, fertile, slightly acidic soil with high content of organic matter, the most appropriate growth.
2 cultivation techniques
2.1 seedlings breeding. The grafted annual Hangzhou anvil or pink rose can be used for grafting. After grafting, the “red ink†has better adaptability and is grafted before budding. The one-year-old seedlings after grafting can be used as production seedlings after a short cut.
2.2 suitable planting. Planting in the middle and late December is appropriate, digging planting ditch before planting, full base fertilizer, Mushi farmyard fertilizer 1000 kg, 20 kg compound fertilizer.
2.3 pruning time and method. Winter pruning is generally performed before January 10th. Delaying backwards will cause a bad flow, affecting the tree vigor. The pruning of the growing season can be controlled by grasping the entire inflorescence. Short cuts can be made after the flowers are cut, and some can be removed to adjust the shoots at any time. Distribution to improve ventilation and light transmission.
.4 Fertilizer water management. "Red ink" has less fibrous roots, and branches and flowers are planted many times a year. Therefore, the requirements for fertilizer and water are high. The soil requirements are slightly acidic, loose and fertile. In the winter, the looting of phlegm and phlegm in the Huai River can be carried out. In September, a thin farmyard fertilizer can be applied every 15 days or so, and 20 kg of potassium sulfate can be applied. 8 kilograms, once during the spring buds, the water was filled once and then the weather was discharged.
2.5 pest control. The main diseases and insect pests of “red ink†are brown spot, powdery mildew, aphids, and red spiders, etc. Since most of them are edible, they can be avoided in the control of flowering chemicals, and basically no medicine is used during the flowering period. A few powdery stems can be controlled by pruning.
2.6 flowers. The buds are usually open 2/3 or harvested, and they are harvested every day at 10 o'clock in the morning. The flowers used for food are generally processed on the day of the day and should not be squeezed and piled. Otherwise, the flowers will be heated and lost. aroma.
High-yielding Cultivation Technique of Edible Rose "Red"
The edible rose has a certain ornamental value, overflowing with fragrant flowers, and its unique aromatic taste is excellent. It is widely used by people from all walks of life in the world and is widely used in the food industry and cosmetics for daily use. It was developed by the Food Research Institute of Yunnan Academy of Agricultural Sciences. The rose series and sugar-free rose sauce caused great interest and attention from developers. The prospects of shopping malls are very optimistic. Roses have been cultivated in Hongta District for many years, and edible roses were imported from Hangzhou in 1989, adding to the Hongta District. A new variety of spices, but the small scale of cultivation has not been able to meet the needs of the market. There are currently more than 30 acres of edible rose “red inkâ€, mainly distributed in Luohe Xiaotianfang, Hongta District, with a yield of 200-500 kilograms. The good planting management can reach 700 kilograms, and the output value per mu is 1400-4900 yuan, which is better. Ecological, economic and social benefits.