Cut flowers harvested and fresh-keeping: Binju
[other middle names] Chrysanthemum morifolium, Chrysanthemum morifolium, Chrysanthemum morifolium
Compositae
[country of origin] Europe
[plant character] Binju is a perennial herb. The plant height is 40cm to 70cm. Capitate inflorescences solitary stem apical, long pedicellate, 3.5 × 4 cm in diam.; ligulate flowers white, apex obtusely rounded. The natural florescence is from May to June.
[cut flower harvest] the harvest site is the pedunculated inflorescence of Chrysanthemum morifolium. The ligulate flowers can be harvested when they are fully unfolded, and the operation is best carried out when the temperature is low in the morning. The product is temporarily placed in a place where there is no direct sunlight and pre-cooled as soon as possible.
[grading] the flowers collected should be graded on the premise of typical characteristics of this species, no damage, pollution and good visual effect: the length of the first-grade cut flower is about 45 cm, the length of the second-grade cut flower is about 40 cm, and the length of the third-grade cut flower is about 30 cm. The difference in length of cut flowers of the same grade should not exceed the standard ±2 cm.
[packaging] Ten bunches of pedunculated inflorescences of the same grade were bundled and fixed and coded into film-lined tile-lined cartons marked with product names and breathable holes. When storing and transporting, Binju can only be stored dry for a short time. It needs to be inserted into the water immediately after opening the box, and the fresh-keeping solution can also be used to prolong the bottle life.
[fresh-keeping management] cut flowers can be stored in an environment with a relative humidity of 90%-95% and a temperature of 2-4 ℃. It should be inserted into the water as soon as possible after unpacking.
[storage period] according to the above method, the pedunculated inflorescence of Chrysanthemum can usually be stored for 2-3 days without affecting the decorative effect.
[horticultural application] the color of the chrysanthemum is light and elegant, the petals are flat, and the group is particularly fresh and moving when inserted in an antique ceramic vase.
[listing Tip] the supply time of cut chrysanthemum flowers is mainly concentrated in May to June of each year. Cut flowers cultivated back in season can be put on the market ahead of time.
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Long plate flat tea frying and drying machine
The long plate flat tea frying and drying machine first appeared in Xinchang tea area in 2000, and its manufacturers are mainly distributed in Xinchang and Pan'an counties. At present, this tea machine has been widely used in some main producing areas of Longjing tea in the province. The commonly used models of long plate flat tea stir-frying machine are mainly composed of long semicircle stir-fried tea pot, long-shaped leaf frying board, transmission mechanism, heat source device, temperature control instrument and frame, etc. Using this machine to stir-fry Longjing tea, just like manual stir-frying, it is also divided into two main processes: green pot and Hui pot. Stir-fry green pot, reach the temperature of the pot
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The technical measures to preserve tea seeds from spoilage and affect the germination rate. Tea seeds are large seeds with high water content in kernels. Under general temperature, humidity and air conditions, the water content of stored tea seeds has a great influence on vitality. When the water content is less than 20% and higher than 50%, the germination rate of tea seeds decreases significantly, and the germination rate is the highest when the water content is about 30%. Therefore, during the storage of tea seeds, the water content should be kept at about 30%. The suitable storage condition of tea seed is 5: 7 ℃ and 60: 65 relative humidity.
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