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种植马铃薯的最终目的在于获得高产优质的块茎，马铃薯块茎产量的高低一般取决于地上茎叶生长的好坏，并与茎叶生长有着密切的关系。本试验主要研究不同熟性品种块茎形成，膨大与茎叶生长的关系。通过３ａ的试验研究，初步找出了块茎与地上茎叶生长发育的关系。陕北地区马...
The ultimate goal of potato planting is to obtain high yield and quality of tubers. The tuber yield of potato depends on the growth of above-ground stem and leaf, and is closely related to the growth of stems and leaves. The main purpose of this experiment is to study the relationship between tuber formation and enlargement and stem and leaf growth of different mature varieties. Through the 3a experimental study, initially found the relationship between tubers and aboveground growth and development. Northern Shaanxi horse ...