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What are the common diseases of lettuce? A comprehensive guide
What are the common diseases of lettuce? Here is an introduction. When lettuce is produced in greenhouses in winter, it is prone to many diseases. Several common diseases of lettuce and their control measures are summarized as follows: Sclerotinia rot mainly damages the base of the stem. In the early stage, the diseased part is yellowish brown to brown and water-soaked, then spreads to the entire stem, causing the stem to rot or extending upward...
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A Detailed Guide to Topdressing Methods and Technical Key Points for Summer Sesame
How should summer sesame be topdressed? Please explain the method. The topdressing method for summer sesame can refer to the following: The flowering and capsule-setting stage is the period of most vigorous growth for sesame and also the peak period of fertilizer demand, when about 70% of the total nutrient uptake occurs, so additional flower fertilizer must be applied. Practice has proven that topdressing with flower fertilizer can increase yield by more than 30%. The topdressing method is soil application of...
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What are the common pests and diseases of roses? A detailed guide to prevention and control methods
Common rose diseases include rust, black mold, and powdery mildew. Rust often affects rose leaves, young branches, and flowers. In the early stage of the disease, rust-red spots appear on the leaves, and in severe cases the leaves wither, scorch, and drop off, affecting flowering the following year. Diseased leaves should be removed promptly and destroyed in a centralized manner. You can also spray once every half month from May to August...
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Step-by-step guide to making goji berry tea
To increase the commercial value of goji berries, the following aspects should be noted during harvesting and drying: 1. Pay attention to the harvesting period of goji berries. When the fruit is bright red in color, smooth and glossy on the surface, the fruit body becomes soft and elastic, the flesh thickens, and the fruit separates easily from the stem, it is ready to be harvested. The harvest of goji berries generally must be done at the awn...
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How to grow lettuce? A detailed guide to growing methods
How do you grow lettuce? Here is a detailed introduction to the methods. Lettuce cultivation can follow the methods below: 1. Soil selection. Choose slightly acidic loam or clay loam that is rich in organic matter, fertile, with strong water and fertilizer retention, good aeration, and convenient drainage and irrigation. 2. Variety selection. Choose glass lettuce...
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What to Do When Roses Have Pest Problems? A Detailed Guide to Prevention and Control Methods
Common pests that harm roses include leafcutter bees, stem sawflies, rose middle noctuid moths, cottony cushion scale, and red spider mites. Main control methods: 1. Leafcutter bees. They mainly damage the tender leaves of plants, and when they occur in large numbers they can bite complete leaves into ragged, incomplete ones within a short period. Mainly use manual capture of adults or spray 50%...
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How to grow dragon fruit so it thrives? A detailed guide to methods and techniques
How do you grow dragon fruit well? Here are the planting methods and management methods. Dragon fruit cultivation can follow these methods: 1. Biological characteristics. Dragon fruit is a tropical and subtropical fruit, drought-tolerant, high-temperature-tolerant and light-loving, with no strict requirements for soil quality; it can be planted on flat land, hillsides and sandy-stony ground, and the most suitable soil p...
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How to Fertilize Dragon Fruit? Detailed Guide to Planting and Fertilization Techniques
How do you fertilize dragon fruit when planting? Here is an introduction to fertilization methods. Fertilizing dragon fruit is an important part of comprehensive management. The full exertion of fertilizer efficiency is related to soil and water; only good soil structure and physicochemical properties can promote microbial activity, accelerate nutrient decomposition, and enhance root absorption. The decomposition of fertilizer...
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What are the medicinal benefits of goji berry? A detailed guide to growing techniques
Goji berry is an important economic plant and an excellent dual-purpose medicinal and edible product. In China, there are 7 species distributed: Ningxia goji (Lycium barbarum), Chinese wolfberry (Lycium chinense), black goji (Lycium ruthenicum), ** goji, Lycium truncatum, Lycium cylindricum, and Yunnan goji. Among them, 3 have traditional medicinal value: yellow-fruited goji (a variety of Ningxia goji), northern goji (a variety of Chinese wolfberry), and red-branched goji (a variety of ** goji).
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Detailed Guide to Growing Pak Choi in Summer and Autumn
How to grow pak choi in summer and autumn? Here is a detailed introduction to the growing methods. In summer and autumn, temperatures are high, rainstorms are frequent, and pests and diseases are severe. Using rain-shelter and insect-proof facilities to produce pak choi results in mild pest and disease problems, which is favorable for pollution-free production; yields are high, generally producing 1900 kg of large plants per mu, compared with cultivation covered only with insect-proof netting...
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