Rotation planting technology for saffron crocus with rice, peony and green vegetables

Abstract

The invention discloses a rotation planting technology for saffron crocus with rice, peony and green vegetables. According to the planting technology, saffron crocus is in alternate rotation with rice in a field, saffron crocus is in rotation with peonies and green vegetables in a greenhouse, and the crops for rotation are linked in the mode that in the first season, rice is sown in the field in the middle ten days of May, and harvesting is conducted in the last ten days of November; in the second season, saffron crocus is sown in the first ten days in December, bulbs are harvested in the first ten days of May in the next year and put on shelves in July in the greenhouse, flowers are harvested in the last ten days in November, and the shelves are removed; in the third season, peonies are put into pots in the first ten days of December, enter the greenhouse for flower forcing and are harvested around the spring festival; in the fourth season, green vegetable are planted in the greenhouse from the middle ten days of February to the last ten days of June for multiple batches. The rotation planting technology comprises the specific steps that firstly, rice is planted; secondly, saffron crocus is planted; thirdly, peonies are planted; fourthly, green vegetables are planted. By means of the rotation planting technology, the problem of soil impediment caused by continuous cropping of rice, saffron crocus and vegetable, efficient coupling of water and fertilizer is achieved, and plant diseases and insect pests spread through soil are relieved.

Description

technical field [0001] The invention belongs to the technical field of crop cultivation, and in particular relates to a saffron-rice, peony and green vegetable rotation planting technology. Background technique [0002] Saffron (saffron, Crocus saivus L.), also known as saffron, saffron, is an important resource plant. Because of its unique aroma, color and coloring ability, it has been widely used in the world as food additives, spices, natural pigments and dyes. At the same time, saffron is also a traditional medicinal material in many countries. The style is used as medicine to treat irregular menstruation, stomach pain, dysentery, measles, jaundice and other diseases. It is listed as a precious Chinese medicinal material in my country. The global annual output of saffron is about 50 tons, and the direct economic value is about 50 million US dollars. Because of its harsh habitat requirements, saffron must be picked by hand on the day of flowering to prevent the loss o...

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide "a saffron-rice, peony and green vegetable rotation planting technology", to improve the multiple cropping index of the paddy field, increase the annual income of the paddy field, protect the ecological environment of the paddy field, and solve problems such as obstacles to continuous cropping of Chinese medicinal materials and vegetables