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What kind of pesticides are used in jujube trees
Jujube is also called jujube, jujube. It grows in mountains, hills or plains below 1700 meters above sea level. This species is native to China and is often cultivated in Asia, Europe and America. What kind of pesticide should be used for jujube trees in the planting process? 1. Control of mites, planthoppers, planthoppers and scale insects
2020-11-08 Jujube use what pesticide jujube nickname . -
Ten Ways to Prevent Premature Aging of Fruits and Vegetables in Summer
Ten Ways to Prevent Premature Aging of Fruits and Vegetables in Summer
2019-07-19 -
What kind of medicine does jujube tree take?
Jujube trees can produce good quality fruits only if they grow well, keep up with nutrition and properly control diseases and insect pests. What medicine is better for jujube trees? 1. 2% avermectin can be used to control mites, planthoppers, planthoppers, scale insects and other pests.
2020-11-08 Jujube fight what medicine jujube only long good nutrition -
How to avoid Frost injury by planting Plum trees
Frost and frost injury refers to the phenomenon that the soil and plant surface temperature of fruit trees drop below 0oC or 0oC for a short time or encounter Frosts Descent during the growing period, resulting in damage to the young part of fruit trees. The average annual frost damage area in China is 340000 km2, with the heaviest year reaching 7%.
2020-11-08 Species plums trees how to avoid frost injury frost injury and frost injury -
Timely Control of Poplar Bacterial Canker and Rot
Poplar bacterial canker disease and poplar bark rot disease are mainly distributed in northeast, northwest and north China. They are common diseases in shelterbelt, timber forest and urban and rural greening poplar trees in northern China. Poplar bacterial canker disease and poplar bark rot disease are world-famous important diseases of poplar branches, but also common diseases. His biography...
2018-07-19 -
What medicine does ginseng black spot disease use to prevent and cure?
What medicine does ginseng black spot disease use to prevent and cure? Please introduce that ginseng black spot is caused by Alternaria fungi infecting stems, leaves, flowers and fruits of ginseng. Airborne. The precipitation frequency is more, the air humidity is high, the air temperature is easy to occur under the condition of 18 ℃-22 ℃, and spread to the surrounding plants, stem spots occur more than in the middle and late May.
2018-07-18 -
How to control pests when planting cotton?
How to control pests when planting cotton? Please introduce the methods of planting cotton can use the following methods to control insect pests: 1. * Integrated control of leaf mites in cotton field * cotton area is one of the areas with the most serious occurrence of cotton leaf mites in China. Especially after planting cotton with plastic film, it creates conditions for cotton spider mites to enter the cotton field ahead of time.
2018-07-18 -
How to Control Maize sheath Blight by breaking Maize Stem
How to Control Maize sheath Blight by breaking Maize Stem
2018-07-14 -
How to remedy the herbicide damage to tobacco leaves
Spraying "Tianda 2116" tobacco special type in time after the occurrence of herbicide damage by ① plays an important role in relieving or alleviating the herbicide damage. ② strengthens agricultural management, irrigation, drainage and loosening soil to promote the growth of tobacco and accelerate the degradation of herbicides. ③ can use plant ash or lime or apply plant growth.
2018-07-15 -
Occurrence and Control Countermeasures of Wheat Yellow Dwarf Disease
Wheat yellow dwarf disease is a viral disease mainly transmitted by aphids, and its damage is quite serious in some years. When the symptom is susceptible to disease at the seedling stage, the leaves lose green and turn yellow, and the plants are seriously dwarfed, and the leaves of seriously diseased plants often cannot survive the winter, or cannot jointing and heading after overwintering. The dwarfing of the late susceptible plants was not obvious, and the upper part.
2018-09-13 -
What is the disease of cucumber leaf stalk pus?
What is the disease of cucumber leaf stalk pus?
2019-07-19 -
Rapid decay of strawberries caused by Botrytis cinerea how to control Botrytis cinerea
Rapid decay of strawberries caused by Botrytis cinerea how to control Botrytis cinerea
2018-07-14 -
Fenvalerate method
At night, spray fenvalerate evenly in the ditch, then bury the cage on the bank, and the next morning you can catch the crayfish that crawl into the cage and pass out. Although this method can catch shrimp, it is very toxic to crayfish and will be direct.
2020-11-11 Cyanoamyl permethrin prawn method at night sometimes cyanoamyl -
Causes and Control of Rotting Ginger Seedling Death
Ginger planting is a good project for farmers to increase their income, but the phenomenon of rotten ginger and dead seedlings often occurs in production, and ginger farmers cannot prescribe the right medicine. Experts believe that there are several reasons for rotten ginger to die. 1. Ginger blast is caused by seeds and soil bacteria, and prevention and control have not kept up. Prevention methods are as follows: 1...
2018-07-24 -
Cultivation techniques of Potato after Flood
The varieties with good shape, high yield, rapid expansion of potato pieces and high temperature tolerance at seedling stage, such as Kexin No. 4, should be selected. Selecting seed potato and sprouting seed potato should choose the spring potato harvested in the same year, and strictly pick out the diseased potato, rotten potato, damaged potato and poorly formed potato pieces, and the small whole potato of 20 to 40 grams is the best. The whole potato should be sown in autumn, the seed potato is about 25g / mu and the dosage is 150kg / mu. Use gibberellin 1 gram of whole potato, 120-180 jin of water, soak the seeds for 15-20 minutes in mid-late July and put them in
2019-01-16 -
A new round of cold wave causes a sharp drop in temperature. Spring wheat beware of late spring cold.
A new round of cold wave causes a sharp drop in temperature. Spring wheat beware of late spring cold.
2018-07-11 -
Technical points of raising seedlings of muskmelon in early spring
To prepare nutritious soil, the fertile soil without melons and vegetables and the fully fermented chicken manure or manure were sifted and mixed according to the proportion of 7 ∶ 3. Calcium superphosphate 2.5 kg, potassium sulfate 0.5 kg, 95% carbendazim 15 kg were added to every cubic meter of nutritious soil. To build an electric hotbed, it is necessary to build a seedbed of 24,26 square meters per mu of field. The width of the seedbed is 1.
2018-09-12 -
When does rice transplant? What are the methods? What should I pay attention to?
Transplanting refers to transplanting seedlings into paddy fields, or refers to transplanting rice seedlings from rice fields to rice fields. So when will rice be planted? What are the methods? What should I pay attention to? I learned from rice grower Li Jianhui that the sowing time of early rice is in mid-April.
2020-11-09 Rice when transplanting method have which need pay attention -
Eight-character formula for field management of winter wheat in spring
Spring is the key period to determine the number of spikes per mu, grain number per spike and grain weight of wheat. Strengthening field management in spring according to seedling situation is the key to realize high yield of wheat. In terms of management, we should focus on the key points of pressing, hugging, clearing, chasing, pouring, controlling, preventing and controlling. Press: early
2020-11-08 Species winter wheat spring field management eight characters formula is -
Specific drug for anthracnose of potato
Potato anthracnose is a common disease that is easy to be infected during potato growth, which can lead to lighter leaves, wilting, browning and death. Next, let's introduce the specific medicine for potato anthracnose. In the early stage of the disease, 25% pyrimidin suspension was sprayed with 1500 times solution.
2020-11-08 Potato anthrax specific medicine potato yes raw