The Journal of the Department of Agriculture, Victoria . s minutegum pockets are formed in the sapwood directlv beneath the rupturesThese appear as clear glass-like specks, if a shaving be removed and heldagainst the light. (Plate Fig. IV.) Sometimes even before the treeshows any sign of disease in leaf or shoot, it can be detected by the paleunhealthy colour of the fruit, which often falls before becoming borne on affected branches are frequently stained by the reddish-brown exudation which hardens the skin, causing them to split or crack.(Plate Fig. IIIa.) In some in
The Journal of the Department of Agriculture, Victoria . s minutegum pockets are formed in the sapwood directlv beneath the rupturesThese appear as clear glass-like specks, if a shaving be removed and heldagainst the light. (Plate Fig. IV.) Sometimes even before the treeshows any sign of disease in leaf or shoot, it can be detected by the paleunhealthy colour of the fruit, which often falls before becoming borne on affected branches are frequently stained by the reddish-brown exudation which hardens the skin, causing them to split or crack.(Plate Fig. IIIa.) In some instances the diseased fruit becomes quitehard, and in others it falls early. Eveai those which remain ripen pre-maturelv, and are of a pale-greenish-lemon yellow, and quite insipid totaste, as are also the green immature oranges. Nature of Soil in Affected nearly all soils ar- determined by the nature of the underlyingjreological formation, and as the main mass is composed almost entirely of 402 Journal of Agriculture, Victoria. [lo July, I. Orange branch showing ruptured bark. II. Confluent blisters on small twig. io July, 1912.] • ExaiitJiema of Orange Trees in Australia. 403
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectagricul, bookyear1902
