When does citrus ripen?
The fruit-producing period of citrus is generally from June 1 1 to early February 1, and it can be harvested when the whole fruit 1/3 ~ 2/3 appears orange yellow or orange red, and the quality of fresh fruit is the best when the whole fruit is orange red. When harvesting, it should be carried out after the dew is dry on a sunny day, and it should be handled with care to avoid bumping. After the fruit is harvested, it should be moved into the shade and piled up in time. High-yield trees can be harvested in batches to reduce the serious defoliation caused by water loss after harvesting and ensure the quality of citrus to meet the green food standards.
Where are the citrus specialties?
Citrus is produced in Taiwan Province Province, southern Fujian and eastern Guangdong. Yongchun citrus in Zhejiang, Zhangzhou, Nanping, Jian 'ou and Quxian is the best. Full and sweet, golden (just cooked), fat but not swollen. Citrus is sweet in taste, sweet and thick in honey after eating, unique in flavor and famous at home and abroad.
Economic value of citrus
Citrus is sweet and sour, which can be used to make canned orange petals in syrup, fruit juice, jam, fruit wine and jelly. Pectin, alcohol and citric acid can be extracted from pericarp and pomace; The treated residue can be used as feed after fermentation and drying. Orange collaterals have both nutritional and medicinal value, which shows the economic value of citrus. In addition, the connection between the sales of citrus and the Internet has also promoted the sales of citrus, allowing farmers to obtain better economic benefits from planting.
Morphological characteristics of citrus
The fruit is oblate, or the pedicle swells into a wide cone, short neck, flat top, concave center and shallow radial grooves. The vertical and horizontal diameter is 5.1-6.1cm× 6.1-7.8cm, and the weight is 136- 187g, and some parts are smaller or smaller. There are few or no seeds, and the cotyledons are light green and multi-embryo. The fruiting period is11-65438+February.