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Key Technical Points and Precautions for Saving Seed of Water Dropwort
Water dropwort reproduces asexually, and its stems are the propagation material. For water cultivation, select seed plants in late November. The selection criteria are: possessing the excellent characteristics of the variety being saved, with moderate plant height, thick and sturdy stems, relatively short internodes, numerous and robust axillary buds, a well-developed root system, and freedom from insects and disease. The selected seed plants are then immediately transplanted into the seed-saving field. The seed-saving field should be chosen in a spot sheltered from the wind and facing the sun, with convenient drainage and irrigation. In mid-October, carry out fine land preparation and apply a thick basal fertilizer. When planting the seed plants, maintain a 1 cm water layer in the field, with both row spacing and plant spacing of 25 cm,
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Sweet potatoes turn into feed, saving costs and increasing efficiency at the same time
1. Tuberous roots: each unit of fresh sweet potato is equivalent to 0.3 corn units. It is an excellent succulent feed and also a very good energy feed. All kinds of livestock like to eat it, and it is most suitable for feeding meat pigs. The method is to boil it, mix 15-20 kg of cooked sweet potato with 1 kg of concentrated feed (crude protein >= 34%), stir evenly and feed to meat pigs. The effect is the same as a complete compound feed, but the feed cost is much lower than compound feed. Feeding sweet potato alone or feeding it raw has a poor effect. Tuberous roots that are rotten or have black spot disease should be buried deep in a pit, and it is strictly forbidden for humans and livestock to eat them
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Energy-saving and heat-preserving methods for winter cultivation of oyster mushrooms
In winter, when temperatures are low, cultivating oyster mushrooms often results in slow mycelial growth or no growth at all, and even if mushrooms do form, they may be deformed. Heating with coal stoves is costly and can easily cause poisoning symptoms in the mushrooms. The following measures make full use of biological heat to keep the mushroom bags at a relatively high temperature for mycelial growth, which can save cultivation costs. If oyster mushrooms are bagged and inoculated in autumn, by the time the weather turns cold, half the bag will have well-developed mycelium. Keeping such bags warm during cultivation allows the mycelium to quickly fill the entire bag. For those not bagged and cultivated in advance, heating can be applied all at once.
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Imitative wild cultivation technology for Gastrodia elata: efficient and material-saving
Terminology explained: ① From wild Gastrodia elata dug up over many years, it is not hard to find that the populations with large tubers, dense growth and high yield share a common set of features, summarized as: thick leaf-litter layer with tubers breaking through the ground (exposed above the surface), loose soil so air is not blocked, seven parts shade with little sunlight, and moisture suited to each of the four seasons. The inspiration for artificial imitative wild planting of Gastrodia is shallow beds, thin soil and thick mulch. ② High efficiency: imitative wild Gastrodia intercropped in the same bed with sweet potato gave a test result in which the total yield of Gastrodia was twice that of sweet potato, hence
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Garlic Seed Selection and Saving Methods and Key Technical Points
Garlic is propagated by using the bulbs as seed. For seed saving, choose bulbs with thick, sturdy stalks, deep green leaves, a good root system, no pests or diseases, and that are large and plump. At the same time, pay attention to timely harvesting. If the bulbs are harvested too early, the cloves will not be plump or firm, and when planted the following year they will have weak germination vigor, uneven emergence, and leaves that curl into tubes without opening; if harvested too late, the outer skin of the bulbs will split, and many cloves will scatter. The harvest time is generally best 25-30 days after the garlic scapes are harvested. At harvest, the aboveground part should have four or five leaves, the cloves should be countable by hand as raised bumps, and the outer skin should be purplish red. When harvesting garlic bulbs, you must
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Lily Harvesting and Seed Saving Methods and Technical Key Points
1. Timely harvesting (1) For vegetable edible lilies, early harvesting can be done from the Summer Solstice to before Minor Heat, when the lower 1/3 of the lily leaves turn yellow, the bulbs are near their maximum size, and the sugar content of the scales reaches its peak. To fetch a high price, "green-stalk lilies" can be harvested early from late June to early July for use as a vegetable. Edible lily bulbs, because of their high water content and high monosaccharide content, are not suitable for seed saving or storage; when used to process dried lilies, the finished product rate is not high. (2) For medicinal and processing lilies, yellow harvesting is suitable around Major Heat, when 2/3 of the lily leaves turn
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Cotton seed: never harvest prematurely opened bolls; pay attention when saving and selecting seed
According to data from seed management department testing, in recent years the germination rate of some cotton seed has been only around 60%, still far from the national standard of 80% germination rate. From extensive surveys, the reasons for low cotton seed germination rates are: first, harvesting immature prematurely opened bolls; second, purchasing "favor bolls" with high moisture content; third, mixing in diseased seed from rotten cotton bolls; fourth, storing cotton seed in the warehouse before it is fully sun-dried; fifth, containing some cotton seed broken during processing; sixth, relatively high residual acid content in coated cotton seed; seventh, not strictly
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New Cotton Cultivation Technique: Saving Labor and Increasing Yield at the Same Time
This technique is based on the cotton cultivation method in which cotton is not pruned or disbudded, but only the terminal bud and side buds are removed, also called the two-time topping cultivation method. On that basis, a more labor-saving one-time topping cultivation method has been introduced. It saves at least 70% of labor, while increasing yield by more than 8%, and cotton quality is basically on par with the traditional method. Its key techniques are as follows: 1. Select good varieties and keep the sowing date moderate. It is advisable to choose large-plant types with strong mid-season growth, with seed cotton yield per mu of no less than 350 kg and high-yielding varieties exceeding 500 kg. Usually, the Hua Kang III series, Qiufeng Large Boll series, and disease-resistant
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Key Techniques for Water-Saving Cotton Cultivation in Semi-Arid Saline-Alkali Land
Cotton has always been an important economic crop, and continuously improving cotton yield and quality is of great significance for increasing agricultural efficiency and farmers' income. Over the years, through gradual exploration, a relatively complete set of cotton cultivation techniques for semi-arid saline-alkali land has been developed, achieving the goals of early maturity, high yield, and high quality in drought-resistant cotton planting. This has solved the problems of difficult emergence, difficult seedling retention, slow development, and late maturity when planting cotton in saline-alkali land due to lack of water resources. The cotton yield-increasing techniques for semi-arid saline-alkali land mainly include seed preparation, fertilization, chemical control, pruning, and other steps.
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Detailed explanation of feed-saving rearing methods for chickens, helping you reduce the cost of chicken feed
The cost of chicken feed accounts for about 70% of the total rearing cost, so saving feed to reduce costs is the main way to improve the economic benefits of chicken rearing. The following methods can be used to save feed: 1. Raise excellent breeds. Choose excellent breeds of chickens to raise; at the same age and with the same amount of feed consumption, the production performance of excellent breeds is much higher than that of other breeds. There are more than a dozen high-yielding layer and broiler breeds in the world today, and most of them have already been introduced into China. The laying hens suitable for raising in the north mainly include excellent breeds such as Lohmann, Hysex, and Hy-Line.
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