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Journal of the Department of Agriculture, Western Australia, Series 4

Phytophthora

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Brown Collar Rot Of Citrus, Department Of Agriculture, Western Australia Jan 1971

Brown Collar Rot Of Citrus, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

Infection of fruit and foliage by brown rot fungi (Phytophthora spp.) occurs after opening rains in autumn. It can continue during periods of wet weather until spring.