The Effectiveness of Red Spinach (&lt;i&gt;Amaranthus tricolor&lt;/i&gt; L.) and Green Spinach (&lt;i&gt;Amaranthus hybridus&lt;/i&gt; L.) Extracts for &lt;i&gt;Bacillus thuringiensis&lt;/i&gt; var. &lt;i&gt;kurstaki&lt;/i&gt; Protectant against UVB Radiation for the Control of Armyworm (&lt;i&gt;Spodoptera litura&lt;/i&gt; Fab.)
Journal of tropical biodiversity and biotechnology