| Show excessive use of lime exhausts soil fertility specialist SPOcia list warns other plant foods required liming can exhaust rather th than an rebuild soil fertility unless lime Is V accompanied by the return of other needed plant food elements to tho the soil declares dr william A al brecht university of missouri up to the present time in our land use says dr albrecht we have hake been putting limestone on on our tar 1 11 1 1 4 1 1 1 ak f j I 1 1 k I 1 11 V 1 1 1 ai x I 1 j 1 I 1 OK r A MR P W r il 1 I 1 11 1 1 I 1 M 11 1 I 1 soils soil under the mistaken belief that its benefits rested only in reducing soil acidity we have gone ahead with our campaign with the idea that lime Is au all that Is needed and that if OL a little Is good more will bo better this th is generous use of lime has helped produce more proteins in legume forage and other crops but the added crop production has used up other plant food elements among these potash has been the most prominent we have credited the lime and the neutralization of the soil with working wonders but we have not realized that liming by itself was wa 5 helping exhaust our soil fertility more rapidly lie he points out 1 I it t is essential concludes dr albrecht we need potash to make the carbohydrates in the growing plant before we can conyer t them into protein 10 |
