Planting Technology Lists
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Regulators must not be abused
The main kinds of plant growth regulators allowed to be used in the production of pollution-free and A-grade green food citrus are benzyl adenine, 6-benzyladenine, gibberellin, ethephon, dwarf and so on. The technical requirement is to use it strictly in accordance with the prescribed concentration and period, it can be used once a year, and the safety interval is more than 20 days. Production of A.
2018-07-16 -
Key points of applying phosphorus Fertilizer in Orchard
In spring and summer, fruit trees are prone to various diseases (physiological diseases, pathogen toxin diseases) before and after flowering. At this stage, in addition to the necessary chemical prevention, timely application of phosphorus and potassium fertilizer is also a better choice. But many fruit growers tend to apply only nitrogen fertilizers (such as urea, high nitrogen) during the Spring Festival.
2018-07-16 -
Water-soluble humic acid fertilizer and its function
Introduction to the knowledge of water-soluble fertilizers: water-soluble fertilizers are more easily absorbed by crops. "Water-soluble fertilizers refer to multi-element compound fertilizers that can be completely dissolved in water, compared with traditional calcium superphosphate and granulation compound fertilizers. Water-soluble fertilizer has obvious advantages. Its main characteristic is that the dosage is small, the use is convenient,.
2018-07-16 -
Water-soluble fertilizer: rich in nutrients to promote growth, water-saving and fertilizer-saving
First, a small amount of repeated application can improve the utilization rate of water-soluble fertilizer. If it is flushed, it will be about 10 kg per mu / time, and if it is sprayed, it will be diluted 500-800 times. Second, water-soluble fertilizer is generally used as topdressing, and the suitable variety and amount of water-soluble fertilizer should be selected according to the amount of base fertilizer and crop growth. The third is opposite.
2018-07-16 -
How to apply water-soluble fertilizer correctly
Water-soluble fertilizer (WaterSolubleFertilizer, referred to as WSF) is a kind of multicomponent compound fertilizer that can be completely dissolved in water. It can be quickly dissolved in water and is more easily absorbed by crops, and its absorption and utilization efficiency is relatively high. More importantly, it can be used in facility agriculture such as spraying and drip irrigation.
2018-07-16 -
Scientific spraying of insecticides
In order to achieve the best insecticidal effect in the use of pesticides to control crop pests, in addition to the correct selection and appropriate use of pesticides, special attention should be paid to the following two problems that are easy to be ignored. According to the harmful parts of pests, different pesticides and different application methods should be selected and delivered in place. Such as to harm.
2018-07-16 -
Two key points of insecticide spraying
First, according to the climate characteristics and the law of diurnal activity of pests, the pesticide should be applied in a favorable period of time. The suitable time of application is from 9 am to 10:00 and after 4 pm. Because at 9: 10 in the morning, the dew on the crop leaves is dry, and it is the time when sunrise pests are most active. When the medicine is applied at this time, it will not be because of dew.
2018-07-16 -
It is not advisable to use too much medicine to kill insects
In lawn management, in order to save the cost of mowing, in addition to mechanical mowing, plant growth regulators can also be used to control lawn growth. For example, people use paclobutrazol and other plant growth regulators on the lawn, which can make the intercellular space of turfgrass plants become smaller and slower, internodes smaller, leaves thicker and color.
2018-07-16 -
How to improve the efficiency of phosphorus fertilizer in wheat field
1, mixed with organic fertilizer after fermentation, organic fertilizer rich in organic matter, phosphoric acid and a variety of organic weak acids, can make insoluble phosphorus into soluble phosphorus. Not only can the utilization rate of phosphorus fertilizer be greatly improved, but also the problem of burning seedlings of phosphorus fertilizer can be effectively overcome. 2, with nitrogen, potassium, zinc fertilizer...
2018-07-16 -
Skillfully applying phosphate fertilizer to resist drought and increase income
The absorption of phosphorus is the fastest in the seedling stage, and the critical period of phosphorus nutrition is in the seedling stage. if the lack of phosphorus in the seedling stage, it will affect the later growth of crops. In our province, the air temperature is low in spring, the activity of soil microorganisms is weak, the release of soil available phosphorus is low, the soil temperature is low, and the ability of root system to absorb nutrients is weak, so it is difficult to meet the needs of the critical period of crop phosphorus nutrition. ...
2018-07-16