The objective of this research was to study the effect of Zn in combination with other micro- and secondary macronutrients applied to almond trees as a foliar with fungicide bloom sprays. The experiment was conducted in a 13-year almond orchard using . . .

The head lettuce (Lactuca sativa) industry valued at $962 million in 2014 is an integral component of California agriculture, with the Salinas Valley being one of the major production areas. A major concern for lettuce producers is how to effectively . . .

Over the last two decades, processing tomato planting in the San Joaquin Valley has transitioned to the use of transplants, buried drip irrigation, and shallow tillage from the traditional direct seeded, flood irrigated systems. The use of pre-plant . . .

Farming in the central San Joaquin Valley (SJV) has become a challenging task with the reduction of available water from growers. Alternative irrigation practices, such as regulated deficit irrigation (RDI), is one option being explored as an efficien . . .

Automated lettuce thinners are meant to address the problems of recent labor shortages in California agriculture. Field studies were conducted in 2014 and 2015 in the Salinas Valley to compare automated thinning with manual thinning. Data were collect . . .

The spotted wing drosophila, Drosophila suzukii Matsumura (Diptera: Drosophilidae), has established in North America and become an economic concern for a variety of fruit crops. In this thesis, the pest?s seasonal dynamics in various fruit orchards we . . .

Water conservation and efficient management of water resources are crucial for the sustainability of irrigated agriculture. This is particularly important in California where continuous droughts have limited the availability of water supplies. One app . . .