Rehmannia cultivation techniques


Lay a good foundation. 7. Timely drainage, timely irrigation. July and August when the temperature dry weather and drought, drought Seedlings should be timely. Timely watering after each picking moist soil. After heavy rain to clear the drainage ditch in time, reduce the humidity field. 8. Topping topping, increase production. The early stages, the election put off the strain of the terminal bud sunny, can promote more branching will help increase production. Division propagation of seedling growth is slow, and the density are more rare, by topping, can promote collateral growth by as Scrophulariaceae Rehmannia Rehmannia plant roots, is a perennial herb. Plant height 2O ~ 30 cm,jeans diesel, tubers hypertrophy, fleshy brown, suitable for mild, dry climate, fertile soil in order to loose as well, avoid cropping, can be planted in many parts of our country. Production technology as follows: 1. Cultivation methods: (1) Propagation Methods: The rhizome propagation, high yield, good quality. (2) The Commission site preparation: early spring the ground in selected adequate facilities Tuza Fei and fertilizer as base fertilizer, according to the spacing 4O ~ 5O cm ridge back (3) planting method: choose the right kind of break it into 3 cm long pieces, so that there are multiple growing points on each section, with 4O% Carbendazim 300 times soak for 5 minutes, remove the l-day in the sun drying,canada goose norge, wilting can be planted at both ends. Around May, according to the lay of the ridge spacing 25 ~ 3O cm open hole, 5 to 7 cm deep hole,abercrombie fitch outlet, pouring enough water, put the kinds of roots 1 above,ugg greece, the casing 3 to 5 cm thick, soft reduction can be. Per 667 square meters (1 acre) with the kind of about 30 kg. After transplanting l0 ~ 15 days to emergence, conditional free mulching, planting in advance in order to increase production. 2. Field management: timely cultivation, weed after emergence, when the height 8 to 15 cm or 4 to 6 leaves grow when high fertilizer topdressing fertilizer, etc., taking care to remove the partial removal of seedlings and stems,ugg boots sale, each of them to stay strong Miao 1, so as to avoid unnecessary consumption of nutrients, procuring wealth and agricultural fleas ('encryption degree will help increase production. 9. medicine stab control. in the early stages can be sprayed 0.5 degrees Baume lime sulfur per 667 100 square meters of spray dilution to 150 kilograms. onset, with 50% two nitrate powder (rust treatment Ling) WP 150 ~ 200 times of control. the peak incidence of 25% of the powder with rust WP, 50% or 50% carbendazim WP WP tuzet spraying 1000 times, respectively, the control effect were 79.0%, 75.5%, 70.9% commonly used agricultural control and chemical control combination of better. (Juan Yanlin Lin Ni Qian Yanzhou City, Shandong Province Bureau of Agriculture Vegetable Station Code: 272100 Xu Hongmei Station Town Yanzhou new government)