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plastic mulch film
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plastic mulch film
Encyclopedia
理学
塑料地膜
释
plastic mulch film
塑料地膜
覆盖在种植庄稼与蔬菜等植物的土地表面上的塑料薄膜。可以提高土壤温度,保持土壤湿度,改善土壤理化状况,防止病虫害,促进植物生长,特别对植物幼苗,具有护根、促生长的作用。
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Jordan decomposition of signed
Jordan decomposition of signed measure
Jordan decomposition theorem
Jordan-Dedekind chain condition
Jordan-Dedekind lattice
Jordan-Dedekind property
Jordan-Dedekind space
Jordan domain
Jordan elementary time
Jordan exterior content
Jordan form
Jordan form matrix
Jordan half-interval
Jordan homomorphism
Jordan-H⍥lder sequence
Jordan-H⍥lder series
Jordan-H⍥lder theorem
Jordanian
Jordanians
Jordan identity
Jordan inequality
Jordan inner content
Jordan ladder operators
Jordan lemma
Jordan matrix
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