According to the research and practice of the Sichuan Provincial Grassland Working Station and other units, based on pasture grass production, the nutritional value of pasture, and the degree of livestock's preference for pasture, we have explored forage varieties, pasture cultivation techniques, and main pasture cultivation for our province. The model is briefly introduced to the majority of farmers.
(a) Rice - pasture - rice rotation. The cultivated pastures are mostly ryegrass, and their main varieties are Teyou, Limusi, Pioneer, Fast Growing, Aberdeen, and Yang Fan. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation technique is that after the rice is harvested in September, rice fields are ditched and drained, and then the ryegrass are sown. The cultivation techniques of multi-flowered ryegrass are: sowing time from early September to early-October, sowing rate per 0.067 hectare (mu, same below) 1-1.5 kg, basic fertilizer 3000 kg of farm fertilizer per 0.067 hectare, 27 kg of urea, potash 37 Kilograms, topdressing 0.067 hectares of farmyard fertilizer, 10 kg of nitrogen fertilizer every time, sowing method and sowing can all be applied, with a spacing of 20 cm.
(b) Intercropping pasture in wheat reserve lines. The cultivated grasses are mostly ryegrass. Suitable for 300-1000 meters above sea level in the basin in Pingba, pots in the hilly area, basins in low mountains, semi-agricultural and semi-pastoral low mountain areas. The main cultivation techniques of Lolium multiflorum are: sowing time from early September to early October, sowing rate is 0.7-1.2 kg per 0.067 hectare, base fertilizer is 2000 kg per 0.067 hectare of farmyard manure, 20 kg of urea and 30 kg of potash, topdressing farm manure Appropriate amount, 10 kg of standard nitrogen, sowing method, sowing, the use of methods for the use of castration.
(3) Mixed ryegrass and Ziyunying mixed sowing. Suitable for 300-1000 meters above sea level in the basin in Pingba, pots in the hilly area, basins in low mountain areas, semi-agricultural and semi-pastoral low rice fields. The main cultivation techniques are: sowing time from early August to early October, seeding amount of ryegrass 1 kg per 0.067 hectare, milk vetch of 26.7 kg per 0.067 hectare, base fertilizer 3000 kg of farmhouse manure per 0.067 hectare, 27 kg of urea, 37 kg of potash , Topdressing farmyard fertilizer appropriate, standard nitrogen 10 kg each time, sowing methods can be sowing, drill can be broadcast, spacing 20 cm, the use of methods for the use of castration.
(d) Multiflorum ryegrass (or wheat) - Mexican forage maize rotation. It is suitable for paddy fields in the basins of 300-1000 meters above sea level, such as the basin in the middle of the basin, the hilly area in the basin, the low mountain area in the basin, and the semi-agricultural and semi-pastoral lowland areas. The main cultivation techniques are as follows: The cultivation technique of Lolium multiflorum is the same as above. After the ryegrass (or wheat) was harvested in April-May, Mexican forage maize was planted immediately. The cultivation techniques of Mexican forage maize are: the seeding time is in early March-April, the seeding rate is 0.2-0.3 kg per 0.067 hectare, the base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 27 kilograms of urea and 37 kg of potash, and the appropriate amount of farmyard fertilizer is applied. The standard nitrogen is 10 kg each time, and seeding methods are mostly used for seedling transplanting. The utilization mode is cutting and utilization.
(e) Multifloral ryegrass (or wheat) - Sudan grass rotation. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are as follows: The cultivation technique of Lolium multiflorum is the same as above. After the ryegrass (or wheat) was harvested in April-May, Sudan grass was planted immediately. The planting techniques of Sudan grass are: sowing time is mid-to-late April, sowing rate is 2-2.5 kg per 0.067 hectare, base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 30 kilograms of urea and 40 kg of potash, topdressing farmyard manure amount, standard nitrogen The next 10 kilograms, seeding methods are mostly used to transplant seedlings, the use of cutting and utilization.
(six) multi-flowered ryegrass - forage maize rotation. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are: after harvesting of ryegrass, hybrid corn is planted. Seed sowing time for feed corn in early April, sowing rate of 4-5 kilograms per 0.067 hectare, base fertilizer of 0.03 kilograms per 0.067 hectare of farmyard manure, 30 kilograms of urea, 40 kilograms of potash fertilizer, top-dressing farmyard manure, 10 tons of standard nitrogen every time, Seeding methods are mostly used to transplant seedlings, spacing 60-70 cm, spacing 10 cm, the use of methods for the use of castration.
(7) Perennial warm season grassland. The main species is Pleurotus ostreatus, which is suitable for reclaiming farmland and grassland at a height of 500-1200 meters above sea level in the basin, Pingzhongba, basin hilly area, low-lying mountainous areas, semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are: sowing time from April to September, sowing rate of 300 kg per 0.067 hectare fresh stem, base fertilizer of 0.03 kg per 0.067 hectare of farmyard fertilizer, 30 kg of urea, 40 kg of potash, topdressing of farmyard manure, and standard nitrogen 8 kilograms, sowing method, pressure planting, spacing 40 cm, plant spacing 3-5 cm, using the way to castration use.
(8) Perennial cold-season grassland. The main varieties are Dactysma, Festuca arundinacea, perennial ryegrass, white clover, and multi-flowered ryegrass. Appropriate to the elevation of 500-1200 meters in the basin in the flat dam, basin hilly area, low mountain basin area, semi-agricultural and semi-pastoral low mountainous area of ​​25 degrees in the return of farmland to grassland. The main cultivation techniques are: sowing time is from late September to the end of October, sowing rate is 1.4-2.0 kg per 0.067 hectare, base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 30 kilograms of urea, and 40 kg of potash, topdressing farmyard manure amount, standard nitrogen The next 10 kilograms, sowing method can be seeded, drill can be broadcast, drilling 25 cm spacing, broadcast depth 2-3 cm, the use of methods for the use of castration.
(a) Rice - pasture - rice rotation. The cultivated pastures are mostly ryegrass, and their main varieties are Teyou, Limusi, Pioneer, Fast Growing, Aberdeen, and Yang Fan. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation technique is that after the rice is harvested in September, rice fields are ditched and drained, and then the ryegrass are sown. The cultivation techniques of multi-flowered ryegrass are: sowing time from early September to early-October, sowing rate per 0.067 hectare (mu, same below) 1-1.5 kg, basic fertilizer 3000 kg of farm fertilizer per 0.067 hectare, 27 kg of urea, potash 37 Kilograms, topdressing 0.067 hectares of farmyard fertilizer, 10 kg of nitrogen fertilizer every time, sowing method and sowing can all be applied, with a spacing of 20 cm.
(b) Intercropping pasture in wheat reserve lines. The cultivated grasses are mostly ryegrass. Suitable for 300-1000 meters above sea level in the basin in Pingba, pots in the hilly area, basins in low mountains, semi-agricultural and semi-pastoral low mountain areas. The main cultivation techniques of Lolium multiflorum are: sowing time from early September to early October, sowing rate is 0.7-1.2 kg per 0.067 hectare, base fertilizer is 2000 kg per 0.067 hectare of farmyard manure, 20 kg of urea and 30 kg of potash, topdressing farm manure Appropriate amount, 10 kg of standard nitrogen, sowing method, sowing, the use of methods for the use of castration.
(3) Mixed ryegrass and Ziyunying mixed sowing. Suitable for 300-1000 meters above sea level in the basin in Pingba, pots in the hilly area, basins in low mountain areas, semi-agricultural and semi-pastoral low rice fields. The main cultivation techniques are: sowing time from early August to early October, seeding amount of ryegrass 1 kg per 0.067 hectare, milk vetch of 26.7 kg per 0.067 hectare, base fertilizer 3000 kg of farmhouse manure per 0.067 hectare, 27 kg of urea, 37 kg of potash , Topdressing farmyard fertilizer appropriate, standard nitrogen 10 kg each time, sowing methods can be sowing, drill can be broadcast, spacing 20 cm, the use of methods for the use of castration.
(d) Multiflorum ryegrass (or wheat) - Mexican forage maize rotation. It is suitable for paddy fields in the basins of 300-1000 meters above sea level, such as the basin in the middle of the basin, the hilly area in the basin, the low mountain area in the basin, and the semi-agricultural and semi-pastoral lowland areas. The main cultivation techniques are as follows: The cultivation technique of Lolium multiflorum is the same as above. After the ryegrass (or wheat) was harvested in April-May, Mexican forage maize was planted immediately. The cultivation techniques of Mexican forage maize are: the seeding time is in early March-April, the seeding rate is 0.2-0.3 kg per 0.067 hectare, the base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 27 kilograms of urea and 37 kg of potash, and the appropriate amount of farmyard fertilizer is applied. The standard nitrogen is 10 kg each time, and seeding methods are mostly used for seedling transplanting. The utilization mode is cutting and utilization.
(e) Multifloral ryegrass (or wheat) - Sudan grass rotation. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are as follows: The cultivation technique of Lolium multiflorum is the same as above. After the ryegrass (or wheat) was harvested in April-May, Sudan grass was planted immediately. The planting techniques of Sudan grass are: sowing time is mid-to-late April, sowing rate is 2-2.5 kg per 0.067 hectare, base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 30 kilograms of urea and 40 kg of potash, topdressing farmyard manure amount, standard nitrogen The next 10 kilograms, seeding methods are mostly used to transplant seedlings, the use of cutting and utilization.
(six) multi-flowered ryegrass - forage maize rotation. It is suitable for paddy fields in basins in the middle of the basin, 300-1000 meters above sea level, basin hilly areas, low-lying mountain areas, and semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are: after harvesting of ryegrass, hybrid corn is planted. Seed sowing time for feed corn in early April, sowing rate of 4-5 kilograms per 0.067 hectare, base fertilizer of 0.03 kilograms per 0.067 hectare of farmyard manure, 30 kilograms of urea, 40 kilograms of potash fertilizer, top-dressing farmyard manure, 10 tons of standard nitrogen every time, Seeding methods are mostly used to transplant seedlings, spacing 60-70 cm, spacing 10 cm, the use of methods for the use of castration.
(7) Perennial warm season grassland. The main species is Pleurotus ostreatus, which is suitable for reclaiming farmland and grassland at a height of 500-1200 meters above sea level in the basin, Pingzhongba, basin hilly area, low-lying mountainous areas, semi-agricultural and semi-pastoral low-mountain areas. The main cultivation techniques are: sowing time from April to September, sowing rate of 300 kg per 0.067 hectare fresh stem, base fertilizer of 0.03 kg per 0.067 hectare of farmyard fertilizer, 30 kg of urea, 40 kg of potash, topdressing of farmyard manure, and standard nitrogen 8 kilograms, sowing method, pressure planting, spacing 40 cm, plant spacing 3-5 cm, using the way to castration use.
(8) Perennial cold-season grassland. The main varieties are Dactysma, Festuca arundinacea, perennial ryegrass, white clover, and multi-flowered ryegrass. Appropriate to the elevation of 500-1200 meters in the basin in the flat dam, basin hilly area, low mountain basin area, semi-agricultural and semi-pastoral low mountainous area of ​​25 degrees in the return of farmland to grassland. The main cultivation techniques are: sowing time is from late September to the end of October, sowing rate is 1.4-2.0 kg per 0.067 hectare, base fertilizer is 3,000 kg per 0.067 hectare of farmyard manure, 30 kilograms of urea, and 40 kg of potash, topdressing farmyard manure amount, standard nitrogen The next 10 kilograms, sowing method can be seeded, drill can be broadcast, drilling 25 cm spacing, broadcast depth 2-3 cm, the use of methods for the use of castration.
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