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How should current rice production be managed? Technical guidance is here
At present, China's early rice production has entered the late growth stage. In southern Guangdong and Guangxi, the vast majority of early rice has entered the grain-filling stage, and a small portion has entered the maturity stage; in central Guangdong and Guangxi, heading has begun; in northern Guangdong and Guangxi, it has entered the initial heading stage to heading stage. Early rice in the middle and lower reaches of the Yangtze River has entered the milk-ripe stage and is expected to begin harvesting around July 10. Single-season rice in Northeast China is in the tillering peak stage, young panicle differentiation stage and booting stage from south to north; mid-season rice in the winter paddy field areas of Southwest China is in the booting stage, the river valley and hilly areas have begun young panicle differentiation, and the Chengdu Plain area is in the field-drying stage at the maximum tiller stage
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Damage Caused by the Rice Stem Maggot to Hybrid Rice Seed Production and Its Control Methods
The rice stem maggot (Chlorops oryzae Matsumura) is mainly distributed in China in Heilongjiang, Zhejiang, Jiangxi, Hunan, Hubei, Guangdong, Guangxi, Yunnan, Guizhou, Sichuan, Chongqing and other provinces and areas. In recent years it has become one of the main insect pests in rice production in the hilly and mountainous areas of Chongqing, and the losses it causes have exceeded those of some important pests such as stem borers. In hybrid rice seed production, the occurrence of the rice stem maggot seriously affects the development process of rice, thus leading to poor flowering-date synchronization between the male and female parents and affecting seed production
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Common Problems in Fish Ball Production and Sale and Their Solutions
I. The Significance of Fish Ball Production China ranks first in the world in total freshwater fish output and is also the world's largest freshwater fish farming country. China has uniquely advantageous resources for developing the deep-processing industry of surimi foods. In 2004, the national aquatic product output was 48.55 million tons, an increase of 3.2% over the same period in 2003. From January to November, freshwater product output was 16.69 million tons, up 5.9% year on year; marine capture product output was 12.87 million tons, up 2.1% year on year; and mariculture product output was 10.50 million
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How can reproductive disorders in pigs be effectively reduced?
Reducing reproductive disorders in pigs: 1. Breeding healthy boars and sows: First, through vaccination or medication prevention, ensure that boars and sows are not troubled by diseases, especially the prevention of pseudorabies, swine fever, parvovirus, Japanese encephalitis, as well as infectious diseases such as chlamydia and eperythrozoonosis. Second, manage boars and sows well by stages, that is, reserve boars and sows, pregnant sows, farrowing sows, open sows, young boars, mature boars, etc., should all be cared for according to their respective characteristics and needs. Third, the prevention and treatment of limb and hoof diseases in boars and sows, and mastitis and metritis in farrowing sows.
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Feeding and Management Key Points for Large Yorkshire Sows During Their High-Production Period
1. The age structure of the sow herd must be reasonable. According to a survey of 150 litters from parities 1-10 at a certain pig breeding farm in Jining, sow production performance varies with age (parity). The Large Yorkshire sow is a fine breed with relatively stable genetic traits, a long high-production period, strong reproductive capacity, and sustained high and stable production over many years. According to a survey of 150 litters from parities 1-10 at a certain pig breeding farm in Jining, adult sows (parities 4-7) averaged 12.4 live piglets born per litter, which is 1.6 more per litter than young sows (parities 1-3)
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How to Scientifically Promote Milk Production in Lactating Sows? A Detailed Guide to the Methods
The quality of the milk of lactating sows, that is, how much milk they secrete, directly affects the growth rate and health of the piglets. Therefore, once a lactating sow has insufficient or low milk supply, scientific milk promotion must be carried out. The types of milk deficiency in sows are analyzed as follows: 1. Milk promotion method for first-litter sows: Low milk production in first-litter sows is mostly caused by insufficient mammary gland development or a low dietary nutrient level. Therefore, the udder should be manually massaged 1-2 times daily before farrowing and for one week after farrowing to promote mammary gland development and the recovery of lactation function. For sows with low milk production after farrowing, the afterbirth of a healthy sow can be used
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A Simple Method for Rapid Mycelial Colonization of Oyster Mushroom Production Bags
After inoculation of oyster mushrooms grown in bags, it generally takes 25-30 days for the mycelium to fully colonize the bag. The longer the colonization time, the greater the chance of contamination by competing microorganisms, and the longer the production cycle. To shorten the colonization time and improve economic returns, here is a simple method for rapid mycelial colonization of oyster mushroom production bags. At the center of both ends of the oyster mushroom production bag, use a pointed rod 2-3 cm in diameter and 30 cm long to make a hole, with the hole depth reaching more than half of the substrate bag. Then place an appropriate amount of spawn into the rod hole, and also place on the substrate surface at the bag end more
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How to remedy the lack of water in the substrate in the late stage of oyster mushroom production
The yield of the first flush of oyster mushrooms accounts for about 40% of the total yield. Generally, after harvesting the second flush, because the water in the substrate is almost used up, even if mushrooms can still appear, they are few, the fruiting bodies are thin and weak, the flesh is loose and dry, and the taste is poor. To increase the yield, the following methods can be used to replenish water and nutrient solution: (1) Standing-bag hole irrigation method: the soaking method requires a water container, but sometimes because the container is small or for other reasons it is inconvenient, so this method can be used. Stand the fungus bags upright on the floor of the mushroom house, pull up the edges of the plastic bags so that water can be retained after adding it, then
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Detailed Explanation of the Development Method and Production Process of Oyster Mushroom Yogurt
Oyster mushroom is an edible fungus that is easy to cultivate, has high yield, and is deeply loved by the general public. Oyster mushroom has tender flesh, a delicious taste, and rich nutrition. Every 100g of dried mushroom contains 23-28g of protein and 1.42-2.87g of fat; the protein contains 18 kinds of amino acids, and the 8 essential amino acids for the human body and 2 semi-essential amino acids (arginine, histidine) account for about 40-50% of the total amino acid content. It also contains trace elements such as phosphorus, potassium, iron, zinc, and copper, as well as rich Vc. Oyster mushroom has very high medicinal value
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Detailed Explanation of the Processing Technology and Production Method of Lily Powder
Processing fresh lilies into lily powder can greatly extend the storage period and also make them convenient to eat. The processing technology is as follows: 1. Grinding into slurry: Remove various impurities from fresh lily heads, wash them clean, put them into a pulping machine, add an appropriate amount of water, and grind into a thick lily slurry. 2. Filtering: Put the thick lily slurry into a cloth bag, place it in clear water in a vat, stir and rinse it, and filter it with a 55--57 mesh sieve or filter cloth until all the slurry juice is filtered out, there is no white juice in the residue, and the filtrate is clear water. 3. Rinsing: Rinse the filtered lily slurry twice with clear water in a vat. Each time
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