THE EFFECTS OF HUMIC ACID APPLICATION ON THE NUTRIENT CONTENTS AND HEAVY METALS IN ORGANS OF MARIGOLD (TAGETES ERECTA L.)
This study investigated the effects of humic acid doses applied directly to the soil (control, 10, 20, 40 kg da-1) wherein yellow and orange tagates species were grown. The effect of humic acid on the concentrations of macro elements, micro elements and heavy metals in stalk, leave and flower were d...
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Veröffentlicht in: | Fresenius environmental bulletin 2017-01, p.5340 |
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Sprache: | eng |
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