为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

In the present study, the relationship between the nutritional status of leaves and the development of symptoms of cotto......

Tomato yellow leaf curl viruses belong to Begomoviruses of geminiviruses.In this work, we first found and demonstrated t......