Column cultivation is a kind of soilless cultivation, and it can also be said to be three-dimensional soilless cultivation. This kind of cultivation is to develop into space through the cylindrical cultivation erected around it without affecting the plane cultivation. The full use of greenhouse sp
Read moreAnswer: The fertilization of saplings (1 to 3 years) should be based on the principle of thin application. After planting a viable shoot, the first-to-second-fertilizer was grown to a length of 5 cm, and the fast-acting nitrogen fertilizer accelerated the effect of phosphate fertilizer and water-b
Read moreModel NO.: KM300D Spot Size: 12*12mm 12*20mm 15*27mm Option Frequency: 0.5-10Hz Adjustable
Read more1. Put the seeds in clean water, the full seed particles sink, while the sorghum seeds, diseased seeds and sclerotia float on the water. Simply picking up the floating seeds will achieve the purpose of selection. 2. Hot water bath Generally, rice seeds a
Read moreask: What are the types of soil nutrients in pineapple? Soil nutrients can generally be divided into 5 types. 1. Water-soluble nutrients: refers to the nutrients that can be dissolved in water. They exist in the soil solution and are easily absorbed an
Read moreSpring peach tomato is a kind of small tomato. The tomato matures early and can be harvested from about 100 days after sowing in autumn. It can be said that among the many varieties of tomato, the early maturity variety is due to the tomato fruit. Peach-shaped, the color is pin
Read moreIn addition to nutritional reasons, the yellowing of garlic leaves may also be related to repeated cropping, fertilizer damage, pesticide damage, and pests. 1. Nutrient deficiency and fertilizer damage. Yellow leaves will appear when garlic is lacking in n
Read more1. The management points of the young trees of summer black grapes 1. Topdressing and promoting growth: Fertilization should follow the principle of thin fertilizer application. Generally, topdressing begins after 8 leaves are spread, every 10 to 15 days.
Read moreYellow okra is an annual herb in the mallow family, also known as coffee yellow sunflower. It is a very nutritious vegetable. It is rich in protein, vitamins, mineral salts, potassium, calcium, iron, zinc and other nutrients. Much loved by people, often e
Read moreDue to the physiological characteristics or improper management of the pear tree variety, the main branches of the pear tree (dry) are light-legged, and the inner and outer layers are densely formed, the result branches are weakly moved outward, the nutri
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