The Garden Under Glass
Forfatter: William F. Rowles
År: 1914
Forlag: Grant Richards Ltd. Publishers
Sted: London
Sider: 368
UDK: 631.911.9
With Numerous Practical Diagrams From Drawings By G. D. Rowles And Thirty-Two Illustrations From Photographs
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PESTS AND THEIR EXTERMINATION 291 distinet kinds, one attacking the growths and the other the roots. Many may be got rid of by cutting off all swollen roots and growths. This seems to be the only effeetive way, although it may mean the sacrifice of several plants. I have known the fly which attacks the roots to be entirely got rid of by cutting off every root and starting the plants afresh.
Cockroaches.—May be got rid of in the same way as beetles.
Crickets.—Also a nuisance in the greenhouse, as they
Diagram 57.—Damping Off: 1. Seedling damped off. 2, Geranium cutting damped off. 3. Healthy tomato and one damped off. 4. Healthy and damped off young Chrysanthemum.
eat seedlings and disfigure the leaves of plants. I have found the V.T.H. slug traps very useful for catching these. Last season I set one of these traps for slugs in a cucumber frame, and besides a few slugs I found next mørning sixty-seven crickets. Naturally I was overjoyed unex-pectedly to come across this means of combating the evil.