Results 1 to 10 of about 1,041,905 (280)

Central Valley anadromous salmonid habitat suitability criteria

open access: yesCalifornia Fish and Wildlife Journal, 2023
Habitat suitability criteria (HSC) are a key information source used in designing habitat restoration projects. Many site-specific HSC have been developed in the Central Valley of California for various life stages of anadromous salmonids.
Mark Gard
doaj   +1 more source

Recycled water could recharge aquifers in the Central Valley

open access: yesCalifornia Agriculture, 2023
Drawing out too much groundwater, or overdrafting, is a serious problem in California. As a result, groundwater sustainability agencies are considering using recycled municipal wastewater to recharge aquifers.
Sarah P. Gerenday   +3 more
doaj   +1 more source

A tale of two valleys: endangered species policy and the fate of the giant gartersnake

open access: yesCalifornia Fish and Wildlife Journal, 2021
By the mid-20th Century, giant gartersnakes (Thamnophis gigas) had lost more than 90% of their Central Valley marsh habitat and were extirpated from more than two-thirds of their range.
Brian J. Halstead   +10 more
doaj   +1 more source

Assessing range-wide "contribution to recovery" by multiple local governments for a threatened species

open access: yesEcology and Society, 2020
To recover a threatened or endangered species, numerous local government jurisdictions are usually involved in habitat mitigation and conservation planning actions for evaluating impacts to habitat.
Steven E. Greco
doaj   +1 more source

Remote Sensing-Based Assessment of the Crop, Energy and Water Nexus in the Central Valley, California

open access: yesRemote Sensing, 2019
An integrated assessment of crop-energy-water (CEW) nexus is critical to understand the tradeoffs and synergies for better management of sustainable agricultural systems.
Sarfaraz Alam   +2 more
doaj   +1 more source

Improving Pollination Efficiencies of Certain Arab Date Palm Cultivars Grown under New Valley Conditions [PDF]

open access: yesNew Valley Journal of Agricultural Science, 2022
Pollination is a critical process in date palm production lines that affects yield and fruit quality. This study aimed to evaluate the effect of sprayed pollen grain powder on yield and fruit quality of Madjool, Segae and Khodry date cultivars.
Essam Abdelzaher Radwan   +3 more
doaj   +1 more source

Human impacts on the environment and wildlife in California’s past: Lessons from California archaeology

open access: yesCalifornia Fish and Wildlife Journal, 2021
The long history of human-animal interactions in California prior to European contact is frequently not considered when setting ecological baselines and, by consequence, when planning conservation and management expectations and strategies for native ...
Julia Renee Prince-Buitenhuys   +4 more
doaj   +1 more source

Fruiting of the Barhy Date Palm (Phoenix Dactylifera L.) Through New Pollination Technique Under Conditions in El-Dakhla, New Valley, Egypt [PDF]

open access: yesNew Valley Journal of Agricultural Science, 2022
Pollination is a critical process in date palm production lines that affects yield and fruit quality. The main aim of this study was to evaluate the effect of different pollination methods (dusting of pollination powder and spraying of pollen grain ...
Essam Abdelzaher Radwan   +3 more
doaj   +1 more source

AHB headed to Central Valley?

open access: yesCalifornia Agriculture, 1999
California Agriculture - All ...
California Agriculture
doaj   +3 more sources

California Almond Yield Prediction at the Orchard Level With a Machine Learning Approach

open access: yesFrontiers in Plant Science, 2019
California’s almond growers face challenges with nitrogen management as new legislatively mandated nitrogen management strategies for almond have been implemented.
Zhou Zhang   +4 more
doaj   +1 more source

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