“fertilizer of secondary nutrients”的概念、定义、翻译、参考文献-科学参考

单词	fertilizer of secondary nutrients
释义	fertilizer of secondary nutrients Encyclopedia 工学化肥工业发展史释 fertilizer of secondary nutrients中量元素肥料含有作物必需的营养元素钙、镁和硫中一种或一种以上的化合物。又称次要常量元素肥料。
随便看	class number of a rational simple algebra class of a lattice class of a lattice group class of algebraic systems class of algebras class of crystals class of curves class of differentiability class of divisors class of elements class of events class of fields class of functionals class of functions class of groups class of ideals class of interactive polynomial time class of interactive polynomial time, IP class of lattices class of manifolds class of mappings class of matrices class of models class of morphisms class of objects

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