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一、菜园土的特性 1.老朽化的特性菜地老朽化已成为生产上的大问题。经过详细调查,明确了菜地老朽化是由于土壤的缺陷所引起的。引起蔬菜产量不稳定通常大概有两种类型:一类是不管任何时候种植何种作物都生长不良。另一类是气象条件正常,栽培管理适宜的时候生育正常,一旦发生干旱、多湿或培肥管理不当,则产生明显的生长不良现象。前者是由于土壤存在根本的缺陷所致,
First, the characteristics of the garden soil 1. The characteristics of deterioration The deterioration of vegetable fields has become a major issue in production. After a detailed investigation, it is clear that the deterioration of the vegetable field is caused by the soil defects. There are generally two types of instability that cause vegetable production: one is poor growth regardless of what crop is planted at any time. The other is normal meteorological conditions, suitable for the cultivation and management of fertility normal, in the event of drought, wet or fertilizer management is not properly, then there is a clear phenomenon of poor growth. The former is due to the existence of the fundamental defects of the soil,