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What is the best time to plant Catharanthus roseus (Madagascar periwinkle)?
Planting Catharanthus roseus is generally done in spring and autumn. In spring, it is done from March to May, with the temperature kept between 20-25 degrees. In autumn, it is done from September to October, and it should not be done earlier, because the high temperatures in the earlier period are unfavorable for its germination. In addition, after germination, care should be taken to avoid direct strong sunlight.
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Controlling Pests and Diseases at Peanut Sowing Time Is Highly Effective
Many types of pests and diseases harm peanuts, they occur over a wide range, and the damage is severe. Because the occurrence, distribution, epidemic patterns, damage periods, and living habits of the various pests and diseases all differ, it is quite difficult to time control measures properly in production. Practice has shown that controlling pests and diseases at sowing time can save part of the major losses peanuts suffer from pests and diseases...
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When is the most critical time for rice pest and disease control?
When should you pay attention to rice pest and disease control? How to achieve good control results? From sowing to the seedling stage, farmers should focus on controlling seed-borne diseases (bakanae disease, rice blast at the seedling stage, white-tip nematode disease, etc.), the small brown planthopper, and the first generation of stem borers. At the rice booting stage, farmers should focus on controlling the brown planthopper, rice leaf roller, stem borers, ear blast,...
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When is the best time to apply topdressing to sweet potatoes? An analysis of the best topdressing time
When is the best time to apply topdressing to sweet potatoes? Please give guidance. From late August to early October is the tuber bulking period for spring and summer sweet potatoes. This period is the key period for yield formation and also the period with the highest fertilizer demand. The following three methods can be used for topdressing. 1. Hole-eye topdressing method: use a wooden peg to make a hole about 30 cm deep at 20-30 cm from the main root, put in an appropriate amount of three-element compound fertilizer, and seal it well with moist soil. If one hole is made on each side of the ridge, the effect is even better. This method increases yield by about 20% per mu.
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When is the best time to take cuttings of osmanthus?
Choosing the cutting time and controlling the temperature. For osmanthus cuttings, May and June are best. The suitable rooting temperature for osmanthus is 25°C to 28°C. If the temperature is too low, cover with plastic film, increase light, and raise the seedbed temperature. If the temperature is too high, pay attention to shading, and lift a corner of the plastic film to ventilate and cool down or spray water to cool down....
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When is the best time to plant potatoes?
When is the best time to plant potatoes? How do you determine the planting period for potatoes? Planting at the right time has an important effect on crop growth and development and on yield formation, so the planting period must be chosen correctly. To ensure a suitable planting period, the following aspects should be considered: (1) The tuber formation stage should be arranged...
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When is the best time to control wheat pests and diseases?
When is the best time to control wheat pests and diseases? Please advise. The timing of wheat pest and disease control is most critical. If you want to control pests and diseases more effectively, you can refer to the following methods: the best control period for rosette dwarf virus disease is mid-March, using a 1000-fold dilution of 50% methamidophos or a 1500-fold dilution of 40% omethoate to spray the edge rows of wheat fields adjacent to insect sources...
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When is the best time to control wheat blossom midges?
When is the best time to control wheat blossom midges? Please advise. The following methods can be used for reference in controlling wheat blossom midges: 1. Occurrence characteristics. Through long-term survival in nature, wheat blossom midges have formed a close symbiotic relationship with wheat growth and development. Their emergence from the soil, pupation, eclosion, egg laying, hatching, and...
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How Many Times Should Bananas Be Fertilized? Detailed Explanation of Fertilization Frequency
How many times should bananas be fertilized when growing them? Please provide an introduction to fertilization methods. Bananas have the characteristics of year-round growth, rapid growth, and large growth volume, while China's climate is characterized by high temperature and rainy weather during the optimal season for banana growth. After fertilization, nutrients easily leach away and are lost through volatilization. Therefore, banana fertilization must follow the principle of frequent light applications and heavy applications during key periods...
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When is the best time to fertilize bananas?
When is the best time to fertilize bananas? Please provide guidance. Bananas are evergreen fruit trees; as long as the temperature is suitable, they can grow and develop year-round, so they need a nutrient supply for growth throughout the year. However, bananas require different types and amounts of fertilizer at different developmental stages. At present, most banana-producing areas in China are located in sub...
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