Hybrid seed production method of Schisandra chinensis
First of all, a good tree shape is selected in the mountain, with a large amount of fruit, large clusters, large grains and many fruits as a whole, evenly harvest seeds, direct seeding and raising seedlings, and when entering the peak fruit period, enter the garden to select the same criteria as above.
During the spring direct broadcast, the seeds of two trees with outstanding performance were selected, marked with the male and female parents respectively, far away from the production garden, and the pollination trees were prepared in the form of 2:1. The fruit matured and observed in the garden to see whether the whole orchard hung the same fruit. The standard string ratio, whether there is the phenomenon of grain size or not, the fruit yield per plant is more than 5 kg, which meets the appeal standard, indicating that the success of hybrid seed production requires 3 years of continuous high-yield observation. Only when the production capacity is stable can apply to the provincial crop variety examination and approval committee, which shall be determined by the selection and acceptance group composed of experts.
The recognition of hybrids, the availability of asexual reproduction and the production of unvariant seedlings make the Schisandra industry enter a new era and make greater contributions.
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Cultivation methods of Schisandra chinensis
Schisandra chinensis is divided into South and North five flavors, all belong to Magnoliaceae, perennial deciduous plants, its roots, bark, stems can be used in medicine, the economic value and medicinal value is very high. The following introduces the new technology of cultivating Schisandra chinensis: first of all, wash the fruit with water to get rid of the shrunken fruit. In early February, soak the fruit in warm water for 3 to 5 days, rub off the pulp, select full seeds, mix them with three times the amount of wet sand, bury them outdoors, the pit depth is about 0.6 meters, and the diameter can be determined according to the number of seeds. Heap
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Control of weeds in Schizandra chinensis
1. The results of investigation on weed species in schisandra chinensis field showed that barnyardgrass, crabgrass, amaranth, chenopodium album, equisetum, Setaria chinensis, etc. were seriously damaged in schisandra chinensis field, among which crabgrass, commelina communis and chenopodium album were especially seriously damaged. 2. The conventional control of weeds in schisandra chinensis garden can be combined with the cultivation of the garden at the same time, 4~5 times a year, the cultivation depth is about 10 cm, so that the soil is loose and breathable, and it plays a role in drought resistance and water conservation. Weeding is to avoid nutrient loss, plants have adequate nutrition health
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