A summary of high-impact planting techniques in cold-water greenhouses: in the cold north, growing garlic in winter not only fills the off-season gap in the vegetable market, but also makes good use of the labour force during winter periods. The production of garlic seedlings in cold-field greenhouses begins in october and ends in february of the following year, using stereoponic and multi-planting models, can be cultivated 4-5 strokes, usually requiring garlic 14-17 kg per square metre, and can produce garlic 15-20 kg. (b) cold areas; garlic seedlings are the main type of vegetables suitable for winter planting in the cold north, not only to fill off-season gaps in the vegetable market, but also to make full use of the workforce during winter. Stereoculture and multicropping in the greenhouses have increased both the replant index and farmers' incomes. This technology is a small, fast-impact investment and is very popular with farmers. (b) production of garlic seed from november to january of the following year, in addition to the above-mentioned local varieties, may also be used for local garlic. 1. 2 the garlic standard shall select the pedal of garlic, requiring that it be large, big, mature, hot and frozen. Four to six petals of garlic are not suitable for the production of garlic seed because of low yields and poor quality. It usually requires garlic 14-17 kg per square metre. It's best to use scissors to get longer garlic and root
