First, the sun seed: Spread the seeds to the sun 3 to 5 days, sterilization, disease prevention, intensification of seed enzyme activity, but also help the seeds absorb water. Second, human urine soaking: human urine and water mixed in equal amounts, each 15 to 20 kg of solution soaked 10 kg, soak for 10 to 12 hours, remove and dry. Soaking with 30 or 30 alkanols: The concentration of the solution is 0.05 mg/kg, soaking 10 kg per 15 to 20 kg of solution and soaking for 4 to 5 hours. Fourth, hot water hot seed germination: soaking with hot water 60 °C ~ 65 °C, half an hour to remove, into the sack or basket, 30 °C germination, half of the seeds "dark white" can be sown. 5. Seed soaking in corn (specialized) soaking: Use 3.5 kg hydration for each pack of seed soaking, 2.5 kg soaking, and soak for 10 to 12 hours and then remove the shade. 6, rare earth seed dressing: Use 4 grams of rare earth water and 40 ml of rice vinegar and 20 drops of 1 kg mixed species, while spraying and mix well, with the mix with the broadcast. Seven, potassium dihydrogen phosphate soaking: Take 50 grams of potassium dihydrogen phosphate plus 15 to 25 kilograms of water into a solution, soak 10 kinds of dry grams, soak for 10 hours, remove and dry after sowing. Eight, zinc fertilizer soaking: Take 50 grams of zinc sulfate plus 100 kg of water into a solution. Every 10 to 20 kilograms of solution is immersed in 10 kilograms of corn seed and soaked for 10 hours. Nine, aspirin seed dressing: every 4 to 5 kg of seeds with 4 to 6 tablets of aspirin. The powder is dissolved in water and sprinkled on the seeds. Ten, zinc fertilizer seed dressing: with 200 to 300 grams of zinc sulfate, add 5 kilograms of water, seed dressing 50 kilograms, stacking 2 to 3 hours, spread out and air dry to sow.
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