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              The nursery cultivating seedlings seven principles of fertilization
              Source:huaxia Data:2017-7-7 Click:1014

              Cultivate strong seedlings, nursery fertilization is an important tache. During the production of nursery stock, we need according to the requirements of the seedling and fertilization management technology, to seedling growth in the process of application management technology is introduced as follows:


              A, grasp the weather conditions for fertilization. It's sunny, dry soil fertilization is advantageous to the absorption of the seedling and rainy day due to the slow seedling root absorb moisture, nutrients, not only is not easy to absorb, maps are easy to be washed away, resulting in waste.
              ?
              Second, according to the soil fertilization. Sandy soil water-stable aggregate, bao yi a small amount of organic fertilizer for many times, and cold sex fat pig dung as well; Clay soil, poor ventilation, temperature is low, the horses and sheep, dung hot fat can be appropriately increase dosage. In addition, according to the ? of manure



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