A way with weeds

The use of soil applied with residual weedkiller, to keep crops from weeds from the time of sowing, without damage to the plant, is shown in animated diagrams. Measure needed to ensure maximum persistance of these herbicides, the great care in handling them and the most suitable conditions for apply...

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Bibliographic Details
Corporate Author: Eothen Films.
Format: Book
Language:English
Published: Boreham Wood, Herts. : Eothen, [197?].
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