spraying diseased currants from aphids and pests. spraying with soda and copper sulfate. copy space for text

acid agriculture ammonia ammonium aphid background barren black blight boracic boric carbamide caterpillar chloride chlorosis codling copy currant disease dosing economy farming fertilizer flower garden green hartshorn harvest iodine larvae mixture moth nutrition orange pests photosynthesis plant red ribes rural soda solution space spray sprayer spring summer text topdressing urea valerian vermin vinegar water weevils