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Agriculture Manual
Yucca and Quillaja Extracts, both rich in saponins tannins and polyphenols, have many uses in agriculture. It has been reporteed thata these components have the ability to control nematodes and certain fungi.
Agriculture Manual Part 1
Yucca and Quillaja are composed of a myriad of phyto-chemicals and it is difficult to ascertain which of these compounds the active ingredient is. Nevertheless, saponins and polyphenols are probably responsible for most of the observed benefits of these extracts.
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Agriculture Manual Part 2
Application rates of products obtained from trials. These are not intended as final application programs. Definite application rates and programs must be determined by the user according to local conditions.
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