Assertion: chloropicrin's effect | /r/HasProperty | investigated in spring
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text: In Spring 2003, the effects of 1,3-D formulation (InLine versus Telone EC, an EC containing94% 1,3-D), plastic mulch type [low density polyethylene (LDPE) versus virtually impermeable film (VIF)] and drip tape configuration (one versus two drip tapes) on fumigant soil gas levels and growth of tomato were investigated.