results in a specific, directed growth reaction that causes the leaf to roll, or the leaf may fold along the midrib. Ficus benjamina. This thrips…
tray. 7. Hang the folded cardboard strip over the stalk of a fully-grown leaf at the top of the plant. 4. Distribute the strips over 5-10…
afternoon or early morning for the highest possible level of humidity on leaf surface 6. Frequent applications are needed to break the pest cycle.…
application and a couple of hours after the application. The humidity within the leaf canopy is often higher than the greenhouse humidity • …
to which the grower often responds by removing a head leaf. In this case, removing the head leaf may worsen the problem as it allows direct radiation…
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