NationalInstituteforAgro-EnvironmentalSciences;
Tsukuba-shi305-8506Japan//GansuAgriculturalUniversity;
Lanzhou;
730070China;
AgrochemistryDepartment;
ChungnamNationalUniversity;
Kung-Dong;
Taejon;
305-764Korea;
InternationalNatureFarmingResearchCenter;
5632Hata;
Nagano390-1401(Japan);
钙; 镁; 钾; 大豆; 施肥管理; 造纸厂污泥; 处理方法;