株距

株距	zhū jù	spacing / distance between plants (within a row)
株	zhū	tree trunk / stump (tree root) / a plant / classifier for trees or plants / strain (biology) / to involve others (in shady business)
距	jù	to be at a distance of ... from; to be apart from / (bound form) distance / spur (on the leg of certain birds: gamecock, pheasant etc)