Low-Flow Irrigation: Low-flow irrigation offers several hydraulic advantages, including reduced system flow rates, fewer distribution lines, and more efficient irrigation management. These benefits contribute to lower system and operational costs in low-flow irrigation setups. However, its effect on soil salinity accumulation, particularly when using saline water, requires careful evaluation. A previous study conducted at the Greenhouse Park, in soil without plants, showed that irrigation with saline water led to greater salt accumulation in soils irrigated with low-flow drip emitters (0.4 L/h) compared to those irrigated with higher flow rates (2 L/h). These findings were consistent across two soil types: heavy clay soil and sandy loam soil.We further examine how different drip flow rates impact salt buildup in the soil and explore strategies to mitigate potential salinity-related issues. Possible solutions include optimizing irrigation schedules and adjusting water application volumes to improve soil and plant health.
Collaboration with Edete As part of our collaboration with Edete, a company specializing in enhancing pollination processes in orchards, we are testing their innovative solution, which involves applying electrical current to plants. This method aims to enhance mineral absorption and boost plant performance. The trial is underway at the Greenhouse Park, where we are closely monitoring its potential benefits, impact on plant development, mineral uptake, yield, and practical applications.
Root Penetration Testing: One of the additional experiments we are conducting at the greenhouse park focuses on testing root penetration into the drip equipment developed by Netafim. The objective is to assess the durability of the drippers and to validate their suitability for field conditions.
As part of the experiment, we examined root penetration into the Aries dripper with a flow rate of 0.8 L/h, comparing several protective mechanisms: a protective wall, a diaphragm, and a dedicated hole. We tested both root penetration inside the dripper and into the labyrinth area.
The results indicate that the diaphragm provides effective protection against root penetration, acting as an efficient primary barrier that prevents entry into the labyrinth area. Additionally, the diaphragm helps prevent the intrusion of debris such as sand and soil particles into the dripper, contributing to its long-term proper functioning.
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