The latest seed price and planting method of Angelica dahurica

Angelica dahurica dahuricae dahuric

How much is the seed of Angelica dahurica per jin?

The price of Angelica dahurica seed is about 3050 yuan per jin, but it varies according to the variety, quality, origin and quantity of seeds. Angelica dahurica

Sowing method of Angelica dahurica

1. Seed selection: Angelica dahuricae dahurica

2. Sowing time: Radix angelicae dahuricae dahurica da Autumn sowing should not be too early and too late, no earlier than the End of Heat at the earliest, and no later than the Autumn Equinox at the latest, so the seeds should be sown in early August and early September.

3. Seed treatment: Baizhi is suitable for direct seeding, not suitable for seedling transplanting, the roots of the transplanted plants are bifurcated, rooting and growth is poor, affecting the yield and quality. Before sowing, the seeds should be mechanically removed, then soaked in warm water (45 ℃) for 6 hours, removed and dried to sow.

4. Sowing method: Angelica dahurica seeds were watered thoroughly in the border before sowing, and began to sow after the water seeped. After sowing, the soil was often kept moist by the method of watering, watering or covering grass. Seedlings emerged 20 days after sowing, and the sowing amount was more than 3 jin per mu.

Planting method of Angelica dahurica

1. Irrigation shallow hoe: Angelica dahurica dahur After that, hoe 4 times and 5 times to keep the soil loose and free of weeds.

2. Timely seedling setting: Angelica dahurica The seedlings should be removed when the seedlings are too strong and too weak, because the over-strong seedlings are easy to blossom and seed, the root growth is not good, and there is no human medicine.

3. Reasonable topdressing: Angelica dahurica

4. Removing the flower bolting: in May of the following year, Angelica dahurica often has a small number of strong bolting and flowering. The seeds of Angelica dahurica

5. Timely harvest: the harvest of Angelica dahurica sown in spring, with the different frost-free periods in different places, is harvested in mid-late October and early November respectively, and harvested when the leaves withered from July to August in the second year of autumn sowing, with fresh goods of 300kg per mu and 400kg per mu, and the highest yield can reach 800kg.

Pest control of Angelica dahurica

1. Spot blight

[hazard characteristics] the pathogen is a kind of half-known fungus in fungi, which mainly harms the leaves, the disease spot is polygonal, the initial dark green, and then gray-white, upper black spots, that is, the conidium of the original bacteria, and the leaves die in severe cases.

[prevention and treatment methods] the diseased and disabled tissues were removed by ① and burned centrally. ② is sprayed with Bordeaux solution of 1 and 100 Bordeaux or with a wettable powder of 65% Dyson Zinc 400mm 500 times.

2. Huang Feng Butterfly

[hazard characteristics] the larvae feed on the leaves.

[control methods] ① artificially killed larvae and pupae. ② 90% trichlorfon 800x liquid spray, once every 5 to 7 days, 3 times in a row, or spray with cyanobacterium 500x liquid.

3. Aphids

[hazard characteristics] Adult and nymphs harm young leaves and tops.

[control methods] same as astragalus diseases and insect pests and their control methods.

4. Red spider

[hazard characteristics] Adult and nymphs harm leaves.

[control methods] ① cleared the garden in winter, picked up the litter and burned it, and sprayed 1 Baumedu stone sulfur mixture after clearing the garden. In April, ② began to spray 0.2-0.3 Baomedo stone-sulfur mixture or 25% insecticidal amidine 500-1000-fold spray, once a week, several times in a row.