向日葵对土壤的适应性很广,具有耐盐碱、抗旱、抗逆性强的特征。向日葵也同其他作物一样,必须有良好的栽培环境,才能充分发挥增产潜力。只有实行科学种田,才能实现高产、稳产、低成本的目标。1 轮作倒差向日葵连作一般可减产20%～30%,因为连作使向日葵病害加重,向日葵的病害主要是通过土 Sunflower adaptability to the soil is very wide, with salt, drought, strong resistance characteristics. Like other crops, sunflowers must have a good cultivation environment in order to give full play to their potential for yield increase. Only by implementing scientific farming can we achieve the goal of high yield, stable yield and low cost. 1 crop rotation sunflower continuous cropping can be generally reduced by 20% to 30%, because continuous crop sunflower disease worse, the sunflower disease is mainly through the soil