Head lettuce cultivation method

Abstract

The invention discloses a head lettuce cultivation method. The head lettuce cultivation method comprises the following steps: 1, preparing a dedicated insecticide; 2, selecting seeds and sowing; 3, carrying out filed planting; 4, carrying out field management; 5, harvesting: harvesting 40-70 days after filed planting, when leafy heads form and are slightly pressed by a hand to show solid feeling. The head lettuce cultivation method, provided by the invention, fills up the technical blank that the head lettuce only grows in summer and winter, and enables the head lettuce to be cultivated in a whole year, so as to achieve a good benefit.

Description

technical field [0001] The invention relates to the field of crop planting, in particular to a cultivation method of head lettuce. Background technique [0002] Lettuce, commonly known as leaf lettuce, also known as goose vegetable, star vegetable, lettuce, belongs to the genus Lactuca of Compositae. It is an annual or biennial herb crop. The leaves are obovate and densely formed into cabbage-like leaf balls. It can be eaten raw, crisp, tender and refreshing, and slightly sweet. Lettuce is rich in vitamins and minerals, and it is easy to obtain pollution-free products without pesticides in the cultivation process. It is more and more popular among consumers, and the planting area is increasing year by year. Lettuce is a semi-cold-resistant vegetable, which likes cold and humid climate conditions and is not resistant to heat. Among several types of lettuce, head lettuce has the strictest requirements on environmental conditions. In the alpine regions of Northeast and Northw...

AI Technical Summary

Problems solved by technology

At present, with the advancement of vegetable preservation technology, lettuce can be supplied throughout the year, but the taste and nutrition of lettuce supplied by preservation methods are not as good as fresh lettuce.