论文部分内容阅读
据统计,专用肥目前已经占了农村化肥使用量的10%左右,并且还有日趋扩大的趋势。按化肥使用的技术发展要求,专用肥是今后农村化肥使用的主要方向,但是在一些地方,专用肥的推广中出现了很多问题,提请农民注意:一是专用肥不单用专用肥的生产,就是针对各种不同作物的生长特点和需肥特点,用各种单质化肥复配而成。配方合理的专用肥,使用时不必再与其他的
According to statistics, special fertilizer now accounts for about 10% of rural fertilizer use, and there is an increasing trend. According to the technical requirements for the use of chemical fertilizers, special fertilizer is the main direction for the use of chemical fertilizers in rural areas in the future. However, in some places, there have been many problems in the promotion of special-purpose fertilizers, which are brought to the attention of peasants. First, specialized fertilizers are not only produced in special- For a variety of different crop growth characteristics and needs of fertilizer characteristics, with a variety of simple chemical compound made. Reasonable formula special fertilizer, when used do not have to be with other