Today is：
Potato are “underground apple”, “soil peanut”, “Golden Peas”!
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Potatoes Overview
Growth environment
Approached potatoes
Related stories
Team Introduction
Thematic briefing
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Temperature relations
Adequate moisture
Suitable soil
Fertilizer supply
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@2009 Zhangyi middle school，Yuanzhou，Guyuan,Ningxia，China
Today is： 
