Mustard seeds stay "four notes"
In order to ensure the excellent seed quality of good mustard crops, the following four aspects should be taken into account when replanting. To go to miscellaneous. The planting site reserved only plants with a good head shape, characteristic characteristics of the variety, robust growth, no pests, and convulsions. All miscellaneous and inferior plants that do not meet this standard will be removed. Practice topping. After 10-15 days of flowering, the top of the main inflorescence and all branches of the inflorescence are removed, and it is no longer allowed to continue flowering, so that the nutrients are concentrated to supply the remaining pods, ensuring that the pods develop well, and the grains are heavy and heavy. Planting toppings is a cost-effective measure to increase production. Pest control and disease prevention. Prevention and control of aphids-based pests (and cure virus disease), the use of imidacloprid 15 grams per acre water spray control. Harvest timely. When the lower middle pod of the plant turns yellow and the grain becomes brown, it can be harvested and bundled, bundled and placed in a cool and ventilated place, dried and then threshed. After the threshing, the seeds are covered with paper or cloth and dried. It is not advisable to expose the sun under the hot sun. China Agricultural Network Editor