Seed reproduction: ningxia quail is grown over a long period of time and natural choice, with three types of hard, soft, semi-soft, according to branch characteristics; long and round fruit, depending on the shape, size and colour of the fruit; 12 species according to the form and type: white, curly-leaf, scab-fruit, scab-fruit, scab-head, yellow-leaf, scavenger, euphemism, cucumber, yellow-leaf, cannabis leaf, round-fruit and pinhead. Of these, two varieties, cannabis leaf and platinum, are excellent. An excellent variety is available to harvest big, colourful, disease-free, mature fruit, which, after the summer harvest, is soaked with 30-60°c warm water, seedlings, washing, drying up. Wet sand (1:3) is applied to pre-planting and sprouts at 20°c temperature, while 30% of the seeds are then seeded around the clock when they are white or when they are soaked with water. Spring, summer and autumn can be sowed, mainly in spring. From late march to early april, it was broadcast at a distance of 40 cm, at a depth of 1. 5-3 cm, with soil of 1-3 cm, and when the seedlings were released, attention was paid to water filling in accordance with soil conditions. It is 1. 5 to 3 cm tall, with one pine weeding followed by one every 20 to 30 d pine weeding. 6-9 cm tall, at 12-15 cm long, at 150,000-180,000 per 1hm2. In order to ensure the growth of the seedlings, water should be collected three times in the months of may, june and july, 40 cm from the ground should be removed in a timely manner, and the side buds should be grown in parts, which should be 60 cm tall, so as to accelerate the growth of the main stem and the upper side branch and, when the tree is 0. 7 cm thick, should be moved out of the nursery。
