Application of farmyard fertilizer per mu of corn field, application of 20 kg of diammonium phosphate during ploughing; mulching film, on-demand corn seed, 5 inches per plant; weeds must be eradicated in the field, corn seedlings grow to 2 market feet Left and right, in the row of pear deep 5 .......
With warmer weather and higher temperatures, the management methods of greenhouse vegetables should change. However, according to the reporter's understanding, the changes in many vegetable farmers have been somewhat slow, which has caused great impact on the growth of vegetables, and the .......
According to statistics, the monthly import of fresh frozen pork in China was around 15,000 tons in 2010, and it was about 25,000 tons for three consecutive months since November 2010. In November, December and January 2011, the imports of fresh frozen pork in.......
Five major tractor oil spill problems and treatment methods:
One, rotary shaft oil leakage
The rotary shaft includes a clutch handle shaft of a shift lever shaft of a starter and a decompression shaft of the engine. In the event of oil leakage, the gearbox shaft and the clu.......
When producing a fermentation bed, moisture is critical, slow fermentation of water, poor moisture and ventilation, and “corrupt bacteria†and odor. Here's an example of the use of the Jinbao fermentation bed to introd.......
1. Irrigation: There is always running water in the ditch. The depth of water is related to the growth period, season and weather. Generally, when the weather is cold, the water should be deep. When the sky is warm, the water should be shallow. In the initial stage of growth, the water cannot .......
Hay powder (especially leguminous meal) is rich in protein, minerals, and carotene. It was determined that each kilogram of high quality alfalfa meal contained 230 grams of digestible crude protein, 13 grams of calcium, 2 grams of phosphorus, and 248 milligrams of carotene; its nutritional val.......
Some fruit growers inadvertently stay slanted when pruning fruit trees, and some still have a small tail on the gills, which is not easy to heal. Because the armpit cortex is long, it is easy to run water and rain, and the nutrients are not recycled. Finally, the cor.......
Touch keel, phalanx spacing high production laying hens phalanges soft and thin, phalangeal spacing and phalangeal and keel spacing is wider, there are 6 to 8 cm; and low-yield and discontinued chicken phalanges are stiff, inward bending, spacing is small, generally l- 3 cm.
A vacuum pump is a device that creates, improves, and maintains a vacuum in a closed space in a variety of ways. A vacuum pump can be defined as a device or device that uses a mechanical, physical, chemical, or physicochemical method to evacuate a pumped container to obtain a vacuum. With the d.......