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Key Technical Points for Winter Potato Cultivation with No-Till or Minimum-Till Rice Straw Mulching
I. No-till or minimum-till field preparation. 1. Selection of no-till or minimum-till fields. No-till or minimum-till potato cultivation is best carried out in sandy loam fields with convenient drainage and irrigation, loose soil, a pH value of 5.5-6, and good water and fertilizer retention. It is especially suitable for planting in sandy loam paddy fields with good drainage and irrigation conditions during the winter fallow period in our city. Fields prone to drought and water shortage and shallow, poor fields, heavy clay fields, low-lying fields, mountain pit fields, cold waterlogged fields, and rotten
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Detailed Explanation of Potato Cultivation Technology with Rice Straw Mulching
In 2000, Zhejiang Province carried out research on a new technique for no-till rice paddy cultivation of potatoes with full rice straw mulching, changing "planting seed potatoes" to "placing seed potatoes" and "digging potatoes" to "picking potatoes." The whole process can be vividly summarized as "place, cover, pick," eliminating many operations such as plowing and land preparation, digging holes for planting, intertillage weeding, and digging potatoes. The fresh potato yield per 667 sq m was over 1500 kg. A few years ago, our province introduced this technique and demonstrated it successfully. 1. Select good varieties. Varieties suitable for planting in our province include:
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Detailed Explanation of No-Till Potato Cultivation with Rice Straw Mulching
First, selecting the field and preparing the beds. Choose a neutral or slightly acidic paddy field. When harvesting rice, it is best to leave stubble 15-20 cm high. Before sowing, first mark out beds and open furrows, with a bed width of 1.4-1.6 m, a furrow width of 20-30 cm, and a furrow depth of 15-20 cm. When opening the furrows, scatter the excavated soil evenly in the middle of the bed, and shape the bed surface into an arched back to facilitate drainage. Second, seed potato treatment. Select virus-free seed potatoes that are free of pests and diseases, have smooth and fresh skin, and weigh more than 20 g each. Before sowing, according to the distribution of the buds and the
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How to sow potatoes in no-till cultivation with rice straw mulching
The main sowing methods for no-till potato cultivation with rice straw mulching are the following three: 1. Directly placing seed potatoes and then covering with rice straw. In no-till paddy fields, dig high-yield ditches (irrigation and drainage ditches), with a ditch width of 20 cm and a depth of 15 cm, and a bed width (including ditches) of 150 cm. The excavated soil must not be piled on the ditch edges; the bed surface should be slightly arched to avoid water accumulation. Generally, small weeds and rice stubble do not affect planting. If there are large weeds, they can be trampled down or hoed away, and there is no need to use herbicides. Sow 4 rows per bed in a wide-narrow row pattern, with a wide row in the middle with a row spacing of 34 cm, and narrow rows on both sides with a row spacing of 28 cm.
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Key Techniques for High-Yield Cultivation of Potatoes with Rice Straw Core Padding
1. Variety selection: For fresh potato vegetable varieties, choose Zihua 851, Zhongshu No. 3, Favorita, and other varieties. 2. Land preparation and bed making. Soil selection: Potatoes have a wide range of soil adaptability, and can be cultivated in both sandy soil and muddy land. However, choose loose-textured, well-drained, slightly acidic sandy soil with a pH of 5.5-6.5. Potatoes belong to the Solanaceae family and should not be continuously cropped with other Solanaceae crops or intensively mixed-cropped with them. Small high-ridge land preparation: After the previous crop is harvested, use a rotary tiller to plow and break up the soil, then use a bed-making machine according to the bed width including furrow of 110-
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What are the key cultivation points of the potato-rice-vegetable rotation model?
The potato--rice--vegetable model is mainly promoted in mid- to high-altitude areas. The key cultivation points are as follows: (1) For potatoes, choose late-maturing varieties with high resistance to late blight, such as Jizhangru No. 5. (2) For late rice, it is advisable to choose high-quality combinations such as Liangyou 2186 and D702 Youduoxi No. 1, so as to take advantage of the large day-night temperature difference in autumn in mid- to high-altitude areas and the good grain filling of rice. (3) In mid- to high-altitude areas, winter temperatures are relatively low, so for winter vegetables it is advisable to choose cold-tolerant types and cold-tolerant varieties.
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What are the technical measures for rice-fish rotation?
Before stocking fish, preparatory work must be done well; first, the field ridges must be heightened and reinforced. In conjunction with planting the early rice seedlings or preparing the field, first heighten and widen the field ridges as a foundation for later heightening and widening; after the early rice is harvested and the late rice is transplanted out, promptly heighten the ridges to more than 1.5 m, with a ridge surface width of about 1.2 m. Second, a holding pond must be prepared well. The holding pond is dug at one corner of the main field, with an area of 15%-20% of the rice field. The holding pond is about 1 m deep. Finally, a drainage ditch should be opened at a convenient end of the field to prevent floodwater from rushing into the pond and causing the fish to escape with the water
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Home-style recipe for spicy pork intestine boiled fish, delicious and great with rice
Ingredients for pork intestine boiled fish: pork intestine, grass carp, Pixian douban (fermented broad bean paste), ginger, scallion, garlic, dried chili, sesame oil, celtuce, garlic sprouts, Chinese celery. Method: wash the pork intestine using a special method, then cut into small sections; slice the grass carp into fillets, marinate with salt, yellow rice wine and shredded ginger, and marinate the head and tail separately on another plate; stir-fry celtuce and other ingredients as the base; add the seasonings to the wok and stir-fry, and once the aroma comes out, add the head and tail, fish fillets and pork intestine, and cook them together in a secret-recipe sauce pot. Features: pork intestine and boiled fish are mostly seen "fighting alone", but now the two are combined in one pot,
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Detailed Explanation of Key Points of Fertilization Technology for Machine-Transplanted Rice
The total amount of fertilizer applied to machine-transplanted rice is roughly equivalent to that for manually transplanted rice. However, how it is applied at each stage differs between machine-transplanted rice and ordinary hand-transplanted rice. The main reason is that machine-transplanted rice has lower tillering node positions and a longer tillering period. To keep the number of panicles in the population within an appropriate range, the focus of fertilizer management should be on improving the timing of tillering fertilizer application, so as to regulate and utilize the optimum tillering node positions and control the mid-season population, while increasing the application of panicle fertilizer to promote spikelet differentiation and strive for large panicles. The characteristics of machine-transplanted rice and hand-transplanted rice determine that among the basal and tillering fertilizers for machine-transplanted rice, the basal
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Key Technical Points for Field-Stage Management of Machine-Transplanted Rice
Machine-transplanted rice, due to constraints such as seedling age, nursery age, sowing date and plant traits, has relatively high requirements for the tillage and preparation quality of the transplanting field. At the same time, machine transplanting achieves wide-row, fixed-hole, fixed-seedling and fixed-depth planting, satisfying the population basis for high-yield rice population-quality cultivation. Therefore, only by grasping field-stage management of machine-transplanted rice without letting up can we ensure early tillering and steady growth after transplanting, strive for sufficient panicles, promote large panicles and achieve high yields. 1. Field preparation: 1. Fine land preparation: Field tillage and preparation should adopt rotary tillage for stubble removal, with a rotary tillage depth of about 12-15 cm. After introducing water, wait until the water is fully absorbed before
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