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Isolation Of Bacterial And Fungal Microbes From The Rhizosphere Of Shepherdia Utahensis 'Torrey', Ty Wilson, Katie Hewitt Dec 2022

Isolation Of Bacterial And Fungal Microbes From The Rhizosphere Of Shepherdia Utahensis 'Torrey', Ty Wilson, Katie Hewitt

Fall Student Research Symposium 2022

My presentation is on the Isolation of Bacterial and Fungal Microbes from the Rhizosphere of Shepherdia x utahensis 'Torrey' also known as Hybrid Buffaloberry. Hybrid Buffaloberry is a combination between two varieties native to the Intermountain West: Shepherdia argentea, a highly drought tolerant variety, and Shepherdia rotundifolia, a common more aesthetically pleasing variety. Both native varieties are well documented to have nodule forming microbes that help aid their development in such harsh conditions. We acquired our Rhizosphere sample by shaking the roots and nodules from our sample in a phosphate buffer and serially diluted it to a useful concentration. We …


Understanding How Changes In Precipitation Intensity Will Affect Vegetation In The Western U.S., Cristina Chirvasa Dec 2021

Understanding How Changes In Precipitation Intensity Will Affect Vegetation In The Western U.S., Cristina Chirvasa

Fall Student Research Symposium 2021

Precipitation events are becoming more intense as the atmosphere warms, but it remains unclear how precipitation intensification will affect plant growth in arid and semiarid ecosystems. There is conflicting evidence suggesting that larger precipitation events may either increase or decrease plant growth. Here, we report the growth responses of herbaceous and woody plants to experimental manipulations of precipitation intensity in a cold, semi-arid ecosystem in Utah, USA. In this experiment, precipitation was collected and redeposited as fewer, larger events with total annual precipitation kept constant across treatments. Results from the first two growing seasons revealed that more intense events ‘pushed’ …


Identification And Isolation Of Halotolerant Endophytes In Ceanothus Velutinus May Lead To Plant Health In Saline Conditions, Katherine Hewitt Dec 2021

Identification And Isolation Of Halotolerant Endophytes In Ceanothus Velutinus May Lead To Plant Health In Saline Conditions, Katherine Hewitt

Fall Student Research Symposium 2021

Plant-microbe relations are integral to plant survival and crop productivity. Part of a plant’s biosphere are endophytes, microbes found between the cells of a plant. Endophytes can be beneficial to help a plant cope with abiotic stressors such as salinity. In Utah, our soils are high in salinity due to topography and climate. Climate change has increased soil salinity across the world, and water availability is becoming scarcer leading agriculture to use more saline sources to irrigate. Thus, salt is a concern for farmers. We aim to identify halotolerant endophytes from Ceanothus velutinus, Snowbrush which is native to the …