Prevention and treatment of diseases in family orchid cultivation
How to prevent and cure the diseases of potted orchids at home? The author thinks that the following measures can be taken: strengthen planting and breeding. Orchids need an environment with good ventilation, smooth drainage and moderate light. Take the domestic potted orchid as an example, the chosen orchid basin should be large pot bottom space, good air permeability and no stagnant water; the soil for growing orchids should be a mixture of pond mud and roasted soil, slightly acidic; orchid plants should be placed in a place with good ventilation and moderate light to reduce and prevent the occurrence of orchid diseases. When watering orchids, different water control should be carried out in different seasons, in order to keep the soil of the orchid basin a little moist, but avoid stagnant water. Select a good variety to reduce the source of infection. There are many orchid varieties and there are great differences in disease resistance. Selecting good varieties and breeding seedlings and reducing the infection of disease sources is an effective way to control orchid diseases. Apply fertilizer reasonably and replenish nutrients in time. The fertilization of domestic potted orchids should grasp the principle of "better lack than abuse, rather sparse than thick", and choose the appropriate season to apply fertilizer. When fertilizing orchids, do not apply insufficient or excessive fertilizer. Timely elimination of diseased leaves and plants, and the combination of prevention and treatment. Whenever it is found that orchid leaves have leaf spot diseases such as black spot, anthracnose, white silk disease and so on, they should be cut off and burned in time or buried deeply. If rotten orchid plants are found, they should also be removed and dealt with. In addition, spraying orchid leaves with the same amount of Bordeaux solution or methomyl, carbendazim or water soaked in plant ash for 2 to 3 times every 10 days has a good effect on preventing the disease of orchids.
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Processing bead tea
The product gets its name because its shape is tight and solid, the color is green and frosty, and it looks like a pearl. Zhucha is one of the major tea categories exported from Zhejiang green tea, and it is also a unique tea category in Zhejiang. Pearl tea is selected with flat fried green as raw material, refined processing adopts single-stage payment system and multi-stage recovery of finished products, and its processing technology is as follows: raw materials are combined and graded, and raw materials are divided into raw materials, rolled goods and rain tea. The processing operation is divided into raw extraction, stir-frying, net extraction and other processes to make all levels of sieve tea, and then match the samples, which is difficult to pack and become export pearl tea products. Its products
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Manual stir-frying Technology of Xinyang Maojian Tea Tea
Xinyang Maojian Tea hand-fried raw pot, cooked pot, baking, picking and other processes. 1. The raw and cooked pots and pots are all made of "Niu four pots" with a diameter of 82.5 cm, with a slope of 30-35 and placed on a pot table more than 33 cm high, and the two pots are connected. Raw pot is to kill green and first knead, before stir-frying tea to wipe the pan surface clean, keep the pot surface clean and smooth. The pot temperature is high, and the requirements of all levels of fresh leaves are different, high-grade fresh leaves 160180 ℃; medium-and low-grade fresh leaves 180Mel 200 ℃. Cast per pot
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