Tuesday, 06 December 2022 10:38

The University of Kirkuk discusses the effect of some summer pruning treatments on grapes, an olive variety

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The College of Agriculture discussed a master's thesis on the effect of some summer pruning treatments and the addition of humic acid on some growth characteristics and yield of grapes, an olive variety, by student Paula Manaf Abdel Rahman, and supervised by Prof. Dr. Jassim Muhammad Khalaf. The thesis included a study of the effect of six levels of summer pruning, The first level (T1) without pruning, the second level (T2) removing the tops of the main branches after knotting, the third level (T3) removing the tops of the main branches during the change in the color of the fruits and the fourth level (T4) removing the leaves leaving (8) leaves for each fruit cluster The fifth level (T5) is removing the leaves and leaving (10) leaves for each fruit cluster, the sixth level (T6) is removing the leaves and leaving (12) leaves for each cluster. The study concluded that summer pruning at the T6 level left 12 leaves for each cluster and the addition of humic acid at the level of 40 gm of grapevine 1- It led to a significant superiority in most of the studied traits.plamanaf1

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