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Identification of old and new dishes
The life span of vegetables is 1 year to 6 years under normal storage conditions, and the applicable period is 1 year to 3 years, and 1 year is the best. Seeds sown with fresh and full seeds have high germination rate, strong germination potential, neat emergence, strong seedlings, and high yield. The following describes the new and old features of several kinds of rapeseed. Cucumber new son skin shiny, sharper burrs, hand inserted into the bag, after the bag with seeds; old seedless matte skin, often macular, burrs brittle and blunt, hand into the seed bag, the seed is not sticky . There are a lot of small hairs on tomato fruit son, and there is tomato flavor; Chenzi skin hair less or fall off, the smell is small. Eggplant new skin is milky yellow, shiny; Chen Zi skin red, dull. The new son of Zizizi is golden yellow with a strong spicy taste; the old one is apricot yellow and spicy. Carrot young seeds are white and scented; Chen seeds are yellow or dark yellow and have no fragrance. The new odor of the coriander seeds is strong; the odor of the Chenzi becomes smaller. New seeds of spinach seeds are yellowish-green, with a gray kernel and a clear scent. Chenzi seed coats are yellowish, or gray-yellow, with a musty smell. The skin of Akako Shinko has a wrinkled and glossy appearance. The seed coat has a white spot, bright and bright, with the inherent aroma of Leek; Chen Zi loses its luster, the seed coat has a “white frost†on the outside, and the umbilicus changes from white to yellow, and the aroma changes. small.