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- [2] RAPID DETERMINATION OF NECROTIC RING SPOT AND SOUR CHERRY YELLOWS VIRUSES OF STONE FRUITS PLANT DISEASE REPORTER, 1961, 45 (08): : 608 - &
- [4] FREQUENCY OF NECROTIC RING SPOT, SOUR CHERRY YELLOWS, AND GREEN RING MOTTLE VIRUSES IN NATURALLY INFECTED SWEET AND SOUR CHERRY ORCHARD TREES PLANT DISEASE REPORTER, 1961, 45 (08): : 612 - +