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Experiments on the rate of spread of narcissus stripe in the field
Author(s) -
Hawker Lilian E.
Publication year - 1943
Publication title -
annals of applied biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.677
H-Index - 80
eISSN - 1744-7348
pISSN - 0003-4746
DOI - 10.1111/j.1744-7348.1943.tb06180.x
Subject(s) - narcissus , biology , transmission rate , transmission (telecommunications) , field (mathematics) , horticulture , botany , mathematics , pure mathematics , electrical engineering , engineering
Striped and healthy bulbs of several varieties of narcissus were interplanted: the amount of spread of the disease was greatest when the bulbs were planted close together. The results obtained are in accordance with McWhorter's view that transmission takes place through injured roots.