preplant

adj.

（作物）种植前的，播种前的；

Preplant physiological seed conditioning
Preplant Physiological Seed Conditioning
Soybean Tolerance to Early Preplant Applications of 2,4-D Ester, 2,4-D Amine, and Dicamba
Weed control with fall and early-preplant herbicide applications in no-till soybean.
Effect of date of preplant tillage and planting on weed populations and mechanical weed control in soybean (Glycine max).
Fall and Spring Preplant Herbicide Applications Influence Spring Emergence of Glyphosate-Resistant Horseweed (Conyza canadensis)
Weed management in soybean (Glycine max) with preplant-incorporated herbicides and cloransulam-methyl.
Flumioxazin Preplant or POST-Directed Application Timing Followed by Irrigation at Emergence or After POST-Directed Spray Treatment ...
Cotton (Gossypium hirsutum) and Weed Response to Flumioxazin Applied Preplant and Postemergence Directed
Glyphosate in Full-Season No-Till Glyphosate-Resistant Soybean: Role of Preplant Applications and Residual Herbicides1