春播箭筈豌豆一般于2月底3月初(当土壤刚刚解冻时)在计划植棉田的宽行中播种1—2行。4月20日前后在箭筈豌豆行中套种棉花,5月底当箭筈豌豆正值盛花期时,将其就地翻压掩青作棉花追肥。掩青之时正是棉花苗期,腐解被利用之时正是棉花的花铃期。这样对棉花的生育十分有利,可增产皮棉15—30%。 Spring seeding 筈 Peas generally sow 1-2 rows in the broad rows of planted cotton fields at the beginning of February and early March (when the soil has just thawed). April 20 before and after intercropping cotton in the arrowhead pea line, at the end of May when the arrowhead pea is full of flowering time, the local overturned cover for cotton top dressing. Covering the time when it is cotton seedling, decomposing the time is the cotton boll. This is very beneficial to the fertility of cotton, lint yield 15-30%.