几年来生产实践和試驗均証明,合理密植是增产的一項重要措施。不論那种作物和品种,只要在过去稀植的基础上,进行适当的密植,就能增产。1958年以来,各地在总结群众丰产经验中和进行密植試驗中提炼出一些非常有趣的问题,而这些問題与生产实践的关系极 Over the past few years of production practices and tests have proved that reasonable density is an important measure to increase production. No matter the kind of crops and varieties, as long as the thinning in the past on the basis of appropriate close planting, can increase production. Since 1958, some very interesting questions have been drawn from the experiences of mass enrichment and close planting conducted by various localities, and the relationship between these issues and production practice