摘要
苗木和果树喷施适宜浓度的稀土能提高苗木的生长量、果树的产量及质量。方法简便易行,是提高造林效益、改造果树低产园有效的技术措施,对发展林业生产和稀土的应用均有重要意义。
To sprinkle a proper dose of rare-earth metal on the saplings and fruit trees can improve the growth rate, the quality of products and the output of products. The method is simple. It is a good way to improve the benefit of afforestion and remake the low-yield orchard, and it is of great importance to developing forestry products and extend the apply field of rare-earth metal.
出处
《河北农业大学学报》
CAS
CSCD
北大核心
1991年第4期24-27,共4页
Journal of Hebei Agricultural University
