在南方栽种苹果 ,要想获得高产优质和高效益 ,必须把好以下三关。1　品种关　适宜南方栽种的苹果品种 ,必须具备休眠期需冷量少 ,生长期耐高温的特性。我国从6 0年代起 ,在南方许多地区栽培苹果 ,由于不适应亚热带和热带气候 ,只长树不结果或结果不佳。笔者引种了 40多个苹果品 Planting apples in the south, in order to obtain high yield and high quality, high efficiency, we must take the following three levels. 1 species suitable for planting apple varieties in the South, you must have dormancy less cold, the growth of high temperature characteristics. Since the 1960s, our country has cultivated apples in many areas in the South. Due to its inability to adapt to the subtropical and tropical climates, only the long trees have no or poor results. I introduced more than 40 apple products