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1.Sowing period:The selection of suitable sowing date should be conducive to the germination and planting of duck grass seeds, the reduction and elimination of the invasion and damage of weeds, diseases and pests, and the safe wintering (summer) of forage.
Based on the above conditions, the sowing date of duck grass should vary from place to place, and spring, spring, summer, summer, autumn or autumn sowing can be selected. Choose to sow after rain (irrigation), it is easy to obtain seedlings, seedlings strong, and seedlings complete. <>
2.Seeding amount:The sowing amount is mainly determined according to the sowing method, soil moisture, the purpose of use and the purity of the seed, the germination rate and other factors, the seeds should be cleaned 15-30 days before sowing, and the purity and germination rate of the seeds should be tested to meet the requirements of the sowing quality standards.
Generally, the amount of seeds used for single sowing is 15-30 kilograms, the amount of seeds used for strip sowing is kilogram hectares, and the amount of seeds used for steep slope hole sowing is kilogram hectares (5-7 holes); Mixed with perennial ryegrass, white clover, red clover and other forage grasses, the seed amount is 3-9 kg hectares. <>
3.Seeding Method:The sowing methods are divided into spreading, strip sowing and hole sowing.
Generally, the grazing grassland mixed with a variety of forages is sown, the mowing and seed production bases mostly use strip sowing, and the steep slope planting mostly uses manual hoes to dig holes and sow seeds. The row spacing is 15-30 cm. Cover with 1-3 cm of soil, which can be covered with soil or with rotting farmhouse manure.
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Chicken foot grass is also known as duck grass, orchard grass. Its most important feature is that it is shade tolerant, can grow in low light conditions, and is suitable for mixed sowing and planting in open woodlands or orchards. The life span of chicken foot grass is long, and it can be used for 6 8 years at a time of sowing, and up to 15 years at most.
Grass yield is based on the first after sowing.
The second and third years are the highest, and they can be harvested 3 or 4 times a year. It is a high-quality forage for cattle and other grass-fed livestock and poultry and herbivorous fish.
It is suitable for warm and humid climatic conditions, with a suitable growth temperature of 10 28 and poor heat tolerance. It has a wide range of adaptations to soils, but grows most vigorously on fertile loam and clay loams. The seeds of chicken foot grass are small and the seed life is short, so it is better to use the seeds of the current year for sowing, which is the most suitable for autumn sowing.
Before sowing, it is necessary to prepare the land finely, either in strip sowing or in sprinkling, with a sowing rate of 1 kg m2
Sowing depth 1, 2 cm. The seedling stage of chicken foot grass grows slowly, and it is necessary to strengthen the management of the seedling stage, properly cultivate and weed, fertilize and irrigate. Fast-acting nitrogen fertilizer should be properly topdressed during the growing season and after each mowing.
It is advisable to mow chicken foot grass at the heading stage, and if the mowing is too late, the quality will decline, and it will also affect the regeneration. From the second year after sowing, the annual output of fresh grass is 3000 5000 kg m2
Chicken foot grass has strong regeneration ability after cutting, but has poor trampling resistance, so it is not suitable for frequent grazing.
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Cock's foot, a species of the genus Poaceae, scientific name Dactylis glomerata L, perennial pasture.
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It prefers to grow in shade, humid and warm places. Between 2400 and 3200 meters above sea level, the mountain forest or the shade of the grassy slope. In most areas of our country, there is often growth in the shade and dampness of the well fence, so it is also called the well fence grass.
Its rhizomes are short, the leaves are clustered, the leaf clusters are small and delicate, and the posture is delicate.
Drought-tolerant, in the southern winter, the plants growing in the crevices of the rocks will not die completely after the drought in February. The color of the whole bush is tender green, the leaves are draped, and it is very graceful, and the bonsai with mountain stones is particularly wonderful. The ground planting should be selected in a shaded and humid place, which can be used for greening in patches and rows.
The propagation of chicken claw is mainly done by dividing the plant, and it is also easier to propagate with spores. Dividing can be done all year round, as long as you take care of shade and moisture. There are many wild species in the shade of the building and the well behind the house, and they can also be dug up and potted.
After the spores are mature, they should be collected in an envelope, and then sprinkled on a substrate mixed with humus and broken bricks, and placed in a damp place, so that they can germinate soon and be planted in pots when the seedlings have grown to a certain extent. In nature, anchovies reproduce mainly with spores produced by fertile leaves.
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