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Detailed Explanation of Key Points of Potato Double-Mulch Cultivation Technology
Potato double-mulch cultivation technology is a comprehensive cultivation technique combining plastic film mulching with arched sheds, mainly addressing frost damage to early-spring potatoes in northern regions, promoting early sowing and early marketing of potatoes, and increasing farmers' income. Potato double-mulch cultivation generally brings potatoes to market 30 days earlier than plastic-film potatoes, with a per-mu yield of up to 2500 kg and a per-mu income of over 2000 yuan, showing very significant economic benefits. Its main cultivation techniques are: 1. Site selection and shed construction. For double-mulch cultivation, a long strip of land 50-60 m east-west and 6 m north-south should be selected.
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Detailed Explanation of the Double-Ridge, High-Moisture, High-Yield Cultivation Technique for Potatoes
The main feature of the double-ridge, high-moisture potato cultivation method is the optimized integration of good seed, good methods and a good growing environment. Its core technique is the "six changes": first, changing from the use of multiple, inferior and mixed varieties to the use of leading improved varieties; second, changing from intercropping corn with potatoes to growing potatoes alone; third, changing from the "starry sky" planting method to double-ridge, high-moisture cultivation; fourth, changing from one intertillage and ridging to two or three intertillages and hillings; fifth, changing from one-sided application of nitrogen fertilizer to balanced fertilization based on soil testing and formula (mainly phosphorus and potassium fertilizers); sixth, changing from rough field management to fine management (with the focus on timely irrigation
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Detailed Explanation of the Double-Row High-Yield Potato Cultivation Technique with Ridging
The double-row high-yield potato cultivation technique with ridging is a comprehensive high-yield potato cultivation technique based mainly on deep loosening, ridging with deep fertilizer application, and rational close planting in double rows. It generally increases yield by more than 15% compared with conventional flat-bed cultivation, and raises the marketable rate of qualified tubers by more than 20%. Main technical points: 1. Select suitable varieties. At present, the main varieties promoted for planting in the south are Sishu No. 1, Atlantic, Jinkou 303, Holland No. 7, Holland No. 15, Dongnong 303, Kexin No. 4 and other early-to-mid maturing, high-yield, high-quality potato varieties. 2. Strictly select the site and prepare the soil finely. Select
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Detailed Explanation of the Double-Ridge High-Mound High-Yield Cultivation Technique for Potatoes
Potatoes grown with the double-ridge high-mound cultivation method are deeply favored by the vast number of farmers because they are free of disease, show a large yield increase, have good tuber shape, and a high marketable rate. As a result, double-ridge high-mound cultivation has become a technical measure commonly adopted by farmers in Xuanwei. The characteristics of the "double-ridge high-mound" potato cultivation method are the optimized integration of good varieties, good methods, and a good growing environment; the goal is to increase potato yield and the marketable rate and raise farmers' incomes; the core of the technique is the "six changes," namely: first, change from using multiple, inferior, and mixed varieties to applying leading improved varieties; second, change from intercropping corn with potatoes to growing potatoes alone;
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New Technique for Whole-Seed Potato Cultivation with Plastic Mulch and Double Rows on High Ridges
1. Reasonable crop rotation and stubble reversal To economically and effectively utilize soil fertility and prevent soil-borne diseases, pests, and weeds, avoid continuous potato cropping or planting potatoes on the stubble of other root and tuber crops. Also, do not rotate with other Solanaceous crops such as eggplant and tomato, otherwise yields will be reduced by 15%-20%. Potatoes can be rotated with cereal crops and legume crops for more than 3 years. 2. Land preparation and ridge formation Potatoes are suitable for planting in deep, loose soil, with deep plowing and fine land preparation. After harvesting the previous crop, promptly clear the stubble, plow deeply about 25 cm
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High-Yield Spring Cultivation Techniques for Potatoes in Double-Cropping Regions
I. Select High-Quality Virus-Free Seed Potatoes In double-cropping regions, the spring period suitable for potato growth is relatively short (60-70 days), so it is essential to select early-maturing virus-free varieties with a short dormancy period, early tuber formation, rapid tuber expansion, strong stress resistance, and high quality and yield, such as Yupotato No. 1 and No. 2, and Favorita. The seeding rate is 120 kg per mu. II. Early Cutting and Early Sprouting 1. Warm the seed potatoes and cut them. Before cutting, place the seed potatoes in a room or a sun-heated cold frame at 12-15°C for 5-7 days to warm them, prompting the seed potatoes to break dormancy and the eyes to sprout. About 2
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Full-film double-ridge furrow sowing cultivation technique for potato, suitable for arid regions
The full-film double-ridge furrow sowing cultivation technique for potato is a drought-resistant planting technique suitable for the arid and semi-arid regions of northern China, achieved by forming large and small ridges according to belt width and implementing full-ground coverage, integrating moisture conservation, rainwater harvesting, warming and yield increase. Its main advantages are: (1) By fully covering the large and small ridges with plastic film, all rainfall during the potato growing period is fully collected; in particular, the tiny rainfall of about 5 mm in spring is gathered through the film surface into the rainwater harvesting furrows, effectively solving the problem of sowing being seriously affected by spring drought in dryland farming areas, thereby ensuring normal emergence of potatoes;
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Key Points of High-Ridge Double-Row Potato Cultivation Technology
High-ridge double-row potato cultivation refers to a planting method using wide and narrow rows, where soil from the wide rows is hilled onto the narrow rows, forming raised beds that stand more than 25cm above the ground. Trials have confirmed that potatoes grown on ridges and beds have the advantages of earlier emergence, a higher proportion of large and medium tubers, and higher yields; ridge-bed cultivation increases yield by 19.1% compared with flat-bed cultivation. The specific cultivation techniques are as follows: 1. Fine seedbed preparation. Potato is a shallow-rooted crop. After the tubers are planted and before emergence, the better the root system develops in the soil, the stronger the plant growth after the seedlings emerge.
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To raise the per-unit yield of double-season rice in Jiangxi, the key lies in changing the "six mores and six lesses" phenomenon
Rice is the most important food crop in Jiangxi, and increasing the per-unit yield of double-season rice is an important way to ensure Jiangxi's position as a major grain-producing region and to ensure that Jiangxi makes a greater contribution to the country's food security. In recent years, although the per-unit yield of double-season rice in Jiangxi has risen steadily, the phenomenon of a relatively low per-unit yield level has still not improved much. Compared with neighbouring Hunan, it is 50-60 kg lower per 667 sq m. Analysis shows that the "six mores and six lesses" phenomenon is the main reason for Jiangxi's low rice per-unit yield. 1. More seeding rate, less seed used. Cultivating
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Detailed Explanation of High-Efficiency Double-Layer Mulch Cultivation Technology for Garlic
Qi Xinqiang, a garlic farmer in Qijiazhuang Village, Dingzhou City, Baoding, has grown mulched garlic for many years and, in the course of production, worked out a cultivation technique using double-layer plastic film mulch for garlic, achieving an earlier market launch for the garlic and relatively high yields, with a per-mu yield increase of more than 10%. It is worth the study and reference of vegetable growers in the major garlic-producing areas. The cultivation technique is introduced below: 1. Selection of excellent varieties. Select Shandong Guanxian garlic, an excellent garlic variety from Shandong Province and also an important export variety. Each garlic bulb has 7-8 cloves, the outer skin is slightly purplish-red, the skin is thin, the cloves are plump, the pungency is strong
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