Spring Chinese cabbage cultivation can be used to fill spring defects, with an average plant weight of 1.5 kilograms and an income of 5000-7000 yuan per mu. 1. Selection of good varieties: Common autumn and winter Chinese cabbage varieties are not suitable for spring-season cultivation. At present
Read moreAlthough the cause of drug injury is more complex, it is nothing more than the following three aspects: First, the wrong use of pesticides or impurities in pesticides; Second, the use of deterioration and contain harmful impurities in pesticides; Third, not yet mastered the application of pesticid
Read moreEnsuring adequate and high-quality feed is the key to successful breeding of astragalus and obtaining high yields. Astragalus membranaceus is an omnivorous fish that feed on animal feeds. It has a wide range of feed sources and is relatively easy to obtain. The astragalus growers can use existing r
Read moreThe ball valve and the plug valve are the same type of valve, only the closing member of which is a ball, and the ball rotates around the center line of the valve body to open and close a valve. The ball valve is mainly used in the pipeline to cut, distribute and chan
Read morePig manure and production of fertilizer technology because the pig manure itself is not high nutritional value, so the pig manure is not recommended for feeding pigs after fermentation, but it is an excellent feed and fertilizer for fish feed, many fish directly like to eat Fertilized pig manure is
Read moreFirst, the leading measure in the budding period is "promotion." 5 months ago, pay attention to late spring and low temperature. Spray 5 degree lime sulfur to prevent and treat pests. Do a good job of arranging branches and branches, and bending branches to raise their heights. Putting to
Read moreSince the beginning of spring, the sunshine hours have increased and the temperature has begun to rise. Taking Zhengzhou City as an example, the average monthly temperature in February reached 2.2°C, 2.5°C higher than the average temperature of January-0.3°C. However, from the point of vie
Read moreSugarcane is mainly attacked by termites, beetles, sawworms, sugarcane roots and other insect pests such as borers, cotton aphids, thrips, aphids, and armyworms at the seedling stage. Therefore, it is necessary to pay attention to inspection and timely prevention and control of the above pests. .
Read moreRose Lulu adds a sweet smell to your car in a small space in the car. If you wait too long, you have to add gasoline, oily smell, and other smells are bad for people's health. Many people use perfumes. But the perfume is too strong and too pungent. It is also detrimental to health. Especially f
Read moreMulti-chamber infusion soft bags are currently divided into two types in the large infusion field, one is a liquid-liquid multi-chamber bag, and the other is a powder-liquid multi-chamber bag; it means that it will be in the process of production, storage and transport
Read moreCod liver oil is rich in vitamin A. The nutritional effects of vitamin A on the body of livestock and poultry and the symptoms of deficiency are mainly the following: First, it has a normal visual function. When it is lacking, it is prone to night blindness. Second, in the formation of sex hormones
Read moreFirst, harvesting and harvesting The second year of harvesting of burdock seeds is due to the different flowering periods, so the maturation period is inconsistent. In September, when the total alfalfa grows yellow, it is gradually harvested and the ground is harvested. After drying, the seeds are
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