Knotts Handbook For Vegetable Growers

Knotts Handbook For Vegetable Growers

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Last Upload: 04, April 2019

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controlled release fertilizers several brands of controlled release fertilizers crfs are available for supplying n some vegetables increase in yield when controlled release fertilizers such as polymer coated or sulfur coated urea or isobutylidene diurea are used to supply a portion of the n requirementalthough more expensive these materials may be useful in reducing fertilizer losses