A STUDY OF AN ADVANCE SELECTON INDEX FOR DWARF STOCKS OF THE APPLES Ⅱ、An analsits of the anatomy of the structure of the stem of stocks apples
A STUDY OF AN ADVANCE SELECTON INDEX FOR DWARF STOCKS OF THE APPLES Ⅱ、An analsits of the anatomy of the structure of the stem of stocks apples
苹果矮化砧预选指标的研究 Ⅱ.茎结构的解剖学探讨