Hilgardia, Volume 8California Agricultural Experiment Station, 1935 - Agriculture |
Contents
No 1 OCTOBER 1933 | 101 |
No 2 NOVEMBER 1933 | 117 |
CRAFTS A S Sulfuric acid as a penetrating agent in arsenical sprays for weed | 125 |
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A-avitaminosis acid acre adults alkali soils aster yellows asters and celery bacteria barium barium fluosilicate Basic lead arsenate battery-jar beet leafhoppers Beets Beets Beets Beets inocu cages calcium California cankers carrots cavity cent Cicadula divisa crop cryolite curly top curly-top virus Diatomaceous earth dilution diseased beet-root juice dust eggs emergence Eureka experimentally infected feeding females flies foliage geminatus grove gummosis healthy asters indicate infected with curly infected with yellows infective beet inoculated larvae lated fected leaching liquid material mortality mosaic naturally infected nuts obtained oviposition ovipositor peach penetration percentage period Persian walnut petioles Phytopathology Placentia previously noninfective pupae resistant Rhagoletis completa San Joaquin San Joaquin Valley season secondary shoots showed sodium soluble solution sour-sap species spray studies sucrose sugar susceptible symptoms temperature Tested Infectious thrips tion tissue trees tube varieties vine virus walnut husk