## 2 Existing Reviews
\begin{table}
\begin{tabular}{c c c} \hline
**Reviews** & **Objective \& Contribution** & **Considering Technology** \\ \hline \multirow{3}{*}{[2]} & Study on security and privacy in SF ecosystems & IoT, Wireless Sensor Network (WSN), \\  & Elaborates on potential cyber-attack scenarios & Blockchain, AI, Machine Learning (ML) \\  & Open research challenges and future directions & \\ \hline \multirow{3}{*}{[3]} & Study on security threats in SF and agricultural IoT & IoT, Blockchain, AI, ML \\  & Highlights the innovations, techniques, and threats in SF & \\ \hline \multirow{3}{*}{[38]} & Applying ML methods for PA & IoT, AI, ML \\  & Demonstrates the impact of ML in improving the quality of the product & \\ \hline \multirow{3}{*}{[39]} & Studies the data mining approaches for the management of PA & AI, ML \\  & Applying Fuzzy, DBSCAN, SVM, algorithms & \\ \hline \multirow{3}{*}{[40]} & Using AI algorithms for formulating yield prediction in PA & AI, ML \\  & Finding the best classification algorithm, bagging, in crops & \\ \hline \multirow{3}{*}{[41]} & Designing energy-saving sensors for PA & WSN \\  & Measures temperature, soil moisture, and humidity by sensors in SF & \\ \hline \multirow{3}{*}{[42]} & Study WSN methods in PA and SF & \\  & Plant monitoring with the image processing using field-programmable gate array (FPGA) & WSN, FPGA \\ \hline \multirow{3}{*}{[43]} & Presents the importance of PA over traditional agriculture techniques & IoT, WSN \\  & Applying WSN for obtaining parameters of land & \\ \hline \multirow{3}{*}{[44]} & Reviews WSN applications in SF and PA & IoT, WSN \\ \hline \multirow{3}{*}{[45]} & Design WSNs and smart humidity sensors for PA & WSN, \\  & Comparative review of research in the field of agriculture & Very large-scale integration (VLSI) \\ \hline \multirow{3}{*}{[46]} & The review outlines the applications of WSNs in agriculture & \\  & Provides a taxonomy of energy-efficient techniques for WSNs in agriculture & IoT, WSN \\  & Shows opportunities for processing IoT data & \\ \hline \multirow{3}{*}{[47]} & Considers Raspberry Pi as visual sensor nodes in PA & WSN, AI, ML \\  & Applying random forest and support vector machine classifiers to classify crops & \\ \hline \multirow{3}{*}{[48]} & Studies ranging and imaging techniques for PA & \\  & Develops sensing techniques to provide information about crop growth & AI, ML \\  & Presents innovative sensing methods in pesticide management and crop monitoring & \\ \hline \multirow{3}{*}{[49]} & Studies Routing Protocols for WSN in PA & MANET, VANET, WSN \\  & Applies Ad-Hoc, MANET, VANET and WSN to facilitate control of PA & \\ \hline \multirow{3}{*}{[50]} & Studies energy efficient routing protocol for IoT Based PA & IoT, WSN \\ \hline \multirow{3}{*}{[52]} & Review on SF with Zinc-Fortified sprouts & IoT, AI \\  & Considers robotic solutions with AI in agricultural techniques & \\ \hline \multirow{3}{*}{[54]} & Review on role of IoT in SF & \\  & Discusses different tools, hardware, and software used in SF & IoT \\ \hline \multirow{3}{*}{[55]} & Studies the IoT effect when implementing SF & \\  & Highlights security issues in IoT in agriculture & IoT, WSN, AI, ML \\  & Presents open research issues and challenges in IoT agriculture & \\ \hline \multirow{3}{*}{[56]} & Review on IoT-based Multidisciplinary models for SF & \\  & Considers Cyber-Physical systems role in PA & IoT, WSN, Cloud computing \\  & Applies cloud computing technologies for better production of crops & \\ \hline \multirow{3}{*}{[57]} & Explores the advantages of using deep learning in SF & \\  & Provides a bibliography containing 120 papers in SF and PA & IoT, AI, ML \\ \hline \multirow{3}{*}{[58]} & Studies cyber-security challenges in SF & \\  & using an empirical methodology to highlight security threats in SF systems & IoT, ICT \\ \hline \end{tabular}
\end{table} 
Table 1: Characteristics of the existing reviews in SF and PA.