Spectrochemical analysis with flame excitation has advanced with exceptional vigor during the past decade owing to the systematic de- velopment and the increasing efficiency of the apparatus. But t…
- COMMUNICATIONS WITH BEEKEEPERS......................34rn- SLURRY FERTILIZERS.....................36rn by A.V.Slack and H.K.Walters Jr.rn- CONTROL OF QUACKGRASS.........................39rn by H…
- NORTHEASTERN WEED CONFERENCE...........................16rn- THE 'PESTICIDE PROBLEM'.................................19rn- AGRICULTURAL TECHNOLOGY AND LATIN AMERICA..........................20rn …
- FERTILIZER TECHNOLOGY AND CONTROL..................................18rn- THE PESTICIDE PROBLEM REVIEWED...........................21 rn- UTILIZING SOIL TESTS....................................23…
- Students and the agricultural industry ...by Louis Lukken.rn- NPFIS TRAFFIC COMMITTEErn- Electrostatically charged sprays & dusts ...by W.E.Splinter and H.D.Bowen.rn- Fertilizers in the far east …