1 Aprin, 1899.] 
QUEENSLAND AGRICULTURAL JOURNAL. 
273 
Variety of Fruit. 
Disease. 
Remedy Suggested. 
Fig 
Guava 
Mango ... 
Olives 
Peach and Nectarine 
Pear 
Persimmon 
Pineapple 
Plum 
Quince ... 
- Strawberry 
Other fruit trees 
— a 
Xx 
| 
| 
J 
( 
J 
l 
|Scale_ Insects 
Scale Insects of various 
kinds 
Fig Beetle and all other 
insects eating foliage 
Scale Insects of various 
kinds 
Fruit Fly 
of various 
kinds 
Fruit Fly 
Leaf Burn 
Beetles on flowers 
Scale Insects ... 
Thrips ... [ 
San José and other 
Insects NS =k 
Peach Moth ... 
Fruit Fly... 
Peach Aphis ... 
Curl Leaf .. “. 
Peach Freckle ‘5, 
Mites and Red Spider 
Gum . 
Canker, 
Scale 
moss, lichens 
San José and other Scale 
Insects 
Pear Slug 
Pear Mite 
Fruit Fly... 
Codlin Moth ... 
Black Spot... A) 
Canker, moss, lichens 
All insects eating foliage ... 
Scale Insects of kinds 
Canker, moss, and lichen ... 
Fruit Fly... =r) % 
Pineapple disease 
Cripples 
San José and other Scales 
Red Spider and Mites 
A riitellyas rs 4. ie 
All insects eating foliage ... 
Shot Hole Fungus ... 
Gum ... wh Ay ay 
Canker, moss, and lichen... 
Fruit Fly and Codlin Moth | 
Moss, lichens, and canker ... | 
Scale Insects ... : 
Leaf Blight ... 
Scale Insects ... we] 
Cut ont and burn all worthless trees, and 
look well after any that are kept. 
. (Gather and destroy all fly-infested fruit 
C, E. Gas treatment 
Gather and destroy all infested fruit 
A in early spring 
B, G, H. Dense smoke 
C 
D, G, H 
F and K 
B. ‘Thin out fruit, gather and destroy 
infested fruit 
Gather and destroy infested fruit 
D, G, H 
a early in spring 
Cut out clean and cover wound with K 
A. Lime wash 
F and K 
B 
D 
‘Gather and destroy all infested fruit 
B, bandaging. Destroy all infested fruit: 
A 
A,L. Lime wash 
B 
¥F, C0, K 
A. Lime wash , 
Gather and destroy all infested fruit 
Only plant on well-drained land 
Never plant a sucker from a plant that has 
produced a cripple 
i ae K 
Gather and destroy all infested frnit 
Cut out clean and cover wound with K 
A. Lime wash 
Gather and destroy all infested fruit 
A. Lime wash 
P 
_. | Cut off and burn all infested leaves, Spray 
with A 
O, D, F, K, or gas treatment 
All leaf-eating insects 
Moss, lichens, canker 
Fungus diseases 
B 
| A, L. Lime wash 
A 
GAS TREATMENT FOR SCALE INSECTS. 
Although of comparatively recent introduction (1886), this method of 
destroying scale insects, particularly those attacking citrus trees, is now con- 
sidered to be the most effectual remedy known. In the extensive orange 
orchards of California it has practically taken the place of spraying for the 
