Attention is paid in the present paper to the conflicting information in the literature about the recovery of fertilizer nitrogen by crops. One reason for this inconsistency is suggested to be the fact that in several cases the difference in the nitrogen content of the crops receiving all the main nutrients and that of the unfertilized crops is supposed to represent the amount of nitr... https://www.ngetikin.com/quick-offer-1-Gallon-Universal-Primer-Pro-Deep-Penetrating-Primer-big-deal/