Crossword-Solution: SEMIPERMANENT 13 letters, 1 clue 🏆 scrabble score: 19

Turner maintained a productive organic dairy farm using subsoiling and long rotations involving tilled crops and semipermanent grass/herb mixtures.

Army Corps of Engineers should continue to regulate the development of structures built into the navigable waters and, in cooperation with local entities, study means of ridding the Potomac estuary of permanent and semipermanent debris and floating debris.

Etym: [Idio- + muscular.] (Physiol.) Defn: Applied to a semipermanent contraction of a muscle, produced by a mechanical irritant.

Either railroad will bid as low as the variable costs which the traffic occasions; while the owners of ships will bid no lower than the rate which covers costs of both kinds.[2] [2] If carriers by water are in that intermediate state in which their capacity is only partially used, they also may offer to take some traffic for an amount which only covers variable costs; but this condition does not naturally become in their case semipermanent, as it does in the case of railroads.

The names and location of the villages themselves were at least semipermanent and could have been derived from the informant's parents even if not from his own memory.