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Does applying chlorsulfuron to wheat fields affect cotton?
Chlorsulfuron is a sulfonylurea herbicide with high herbicidal activity, mainly used in wheat and flax fields to control annual monocotyledonous and dicotyledonous weeds. In China, it is currently restricted to use only in wheat fields in the wheat-rice rotation areas of the Yangtze River basin. It is not easily decomposed in soil, and its residual effect lasts up to 6 months. Crops such as cotton, peanut, soybean and vegetables are sensitive to this herbicide. When chlorsulfuron is applied to wheat fields and sensitive crops such as cotton are planted in the following crop, phytotoxicity of varying degrees will occur. In wheat fields where chlorsulfuron has been applied, it is best not to transplant cotton; other crops with strong tolerance can be planted instead.
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What effect does a low-fiber diet have on sows?
When the crude fiber content in the diet is too low, it can also trigger a series of problems in pregnant and lactating sows. For example, it easily causes constipation in sows; the reason may be that feed stays in the digestive tract too long, too much water is absorbed, and the feces become dry, causing constipation. In addition, digestive tract problems such as gastric ulcers in sows in factory farming may also be related to the level of dietary fiber content. If sows in early pregnancy are fed a low-fiber diet, then, limited by feed intake, it is difficult for them to feel full, which can trigger problems such as jumping out of the pen.
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What harm does excessively high temperature in a snake enclosure in summer do to snakes?
In captive snake breeding, whether in indoor housing or outdoor snake enclosures, the stocking density is generally quite high. In summer, if the temperature inside the snake enclosure is too high, or before and after heavy rain when high temperature and high humidity with poor ventilation easily occur, the snakes being kept will refuse to eat, become inactive, and fail to shed their skin; some may even adopt a passive heat-avoidance strategy and enter "summer dormancy," which will inevitably affect their normal growth and development. Because snakes themselves have no sweat glands, they cannot regulate their own temperature and humidity. When the temperature inside the enclosure approaches 30°C, the snakes' water intake will increase, their breathing will speed up, they will become listless, and their activity will become irregular; in severe cases they will vomit mucus and phlegm (caused by pneumonia), which can lead to death. Diseases contracted by snakes in this season are often highly contagious and tend to cause relatively large economic losses, so medication should be administered promptly for treatment.
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What other effects does feed have on egg quality?
Egg weight is affected to a certain extent by the protein level of the diet. Increasing the protein level of the diet, especially the level of animal protein, helps to increase egg weight. Some trace elements are related to the internal quality of eggs. Adding iron, copper, zinc and selenium to the diet can improve the internal quality of eggs. If the feed is contaminated by pesticides or toxic heavy metals, it will also affect egg quality.
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How does the three-high soybean elite variety Liaodou 22 perform?
Liaodou 22 is a new "three-high" (high yield, high oil, high protein) elite soybean variety bred by the Crop Research Institute of the Liaoning Academy of Agricultural Sciences. As early as 1995, using Liao 8878-13-9-9 as the female parent and 93010-1 as the male parent, it was developed through sexual hybridization and pedigree selection over 11 years, and was approved by the National Crop Variety Approval Committee in 2006. 1. Characteristics and traits: well-developed root system, strong stems, dark green leaves, elliptical leaflets, main stem with 17.7 nodes,
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How does the large-seeded, high-yielding Huayou No. 5 soybean perform?
On September 30, right in the harvest season for field crops, the reporter saw in the contiguous fields of Huayou No. 5 soybean planted in Gongjiazhuang Village, Qiaoxi District, Shijiazhuang City: the golden leaves could no longer hide the pods covering the plants, the pods hanging on the stems were as densely packed as harvested corn wrapped around tree trunks, the plump beans seemed about to burst the pods, and the 3 seeds in each pod refused to be outdone, each growing perfectly round. Wang Yuling, the breeder of this variety and director of the Soybean Office of the Shijiazhuang Academy of Agriculture and Forestry Sciences, who was conducting a survey in the field, introduced that Gongjiazhuang Village has 1
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How Does Soybean Cultivation Improve the Soil? A Detailed Guide to Practical Techniques
1. Soil Conditions for High-Yielding Soybeans Soil conditions are the foundation of high soybean yields. Soil moisture status, nutrient status, and certain physical properties of the soil are important factors affecting soybean yield. Soybean seeds require more moisture to germinate than cereal crops. Soybean seedling roots are relatively tender and high in water content, so suitable soil moisture conditions are needed to promote deep elongation of the young roots. The main root of the plant can reach about 1 m, and lateral roots can extend horizontally to about 0.5 m. When soil moisture is insufficient, both vertical and horizontal root growth are affected.
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How Does a Mother Dog Give Birth? A Detailed Explanation of the Entire Whelping Process
The first step of a mother dog giving birth: the mother dog will experience labor pains and an uneasy expression due to uterine contractions. From the onset of labor pains in the mother dog to the birth of the puppies and their departure from the mother's body, the birth of each puppy takes roughly only one hour; if it exceeds one hour, a veterinarian should be contacted immediately. When each puppy is born, it is wrapped in a thin placental membrane. At this point, the mother dog will bite and pull the puppy's umbilical cord, and lick away the membrane with her mouth so the puppy can breathe deeply, then slowly lick the adorable puppy
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What feeding value does potato have for pigs?
1. Nutritional characteristics. Potato has high yield, relatively low crude fiber content in tubers (4.4%), and high protein biological value. About 80% of the tuber dry matter is starch. Calculated by the amount of digestible energy and protein produced per unit area, it is higher than general crops. Its energy value is slightly higher than sweet potato, but lower than corn; the crude protein content is about 9%, higher than cassava and sweet potato, and the lysine content is higher than corn; the carotene content is extremely low, and other vitamin contents are close to corn. Potato contains trypsin inhibitor.
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How does the rice variety Jingxian 89 perform?
Jingxian 89 is a high-quality rice variety bred by the Foshan Agricultural Science Institute in Guangdong Province by crossing the japonica-indica hybrid progeny 677 with IR36. It took part in the Guangdong provincial regional trials in 1990-1991, with an average yield of 408.2-416.2 kg per mu, an increase of 9.07%-16.55% over the control variety Qishanzhan. In early 1992 it was approved by the Guangdong Provincial Crop Variety Approval Committee and became a variety promoted throughout the province. This variety has excellent grain quality and high protein content; according to testing by the Rice Quality Supervision and Testing Center of the Ministry of Agriculture,
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