Results 171 to 180 of about 6,669,434 (379)

The effect of digestate and mineral fertilisation of cocksfoot grass on greenhouse gas emissions in a cocksfoot-based biogas production system [PDF]

open access: gold, 2020
Vita Tilvikienė   +5 more
openalex   +1 more source

Ethanol and Biodiesel in Canada: Can They Help Meet Canada's Kyoto Commitment? [PDF]

open access: yes
The Canadian government ratified the Kyoto Protocol in December 2002. The protocol calls for greenhouse gas emissions to be reduced by 6 percent below the 1990 level (approximately 35 percent below what they are expected to be in a business-as-usual ...
Bergeron, Nancy   +3 more
core   +1 more source

Soil P Status and Nitrogen Fixation on Organic Dairy Farms in Ontario and Nova Scotia [PDF]

open access: yes, 2010
Legumes are a key source of nitrogen (N) in organic production systems. However, there is evidence that reduced inputs may be leading to deficient soil phosphorus (P) on some organic dairy farms (Roberts et. al. 2008).
Juurlink, Shelly   +5 more
core  

Top‐Down Fabricated Wood‐Derived Pressure and Strain Sensors: A Review

open access: yesAdvanced Science, EarlyView.
This review focuses on wood‐derived pressure/strain sensors fabricated via top‐down strategies. It analyzes wood's structural composition, examines processing techniques, discusses sensor types and sensing mechanisms, and reviews existing research. The article concludes with future directions for enhancing performance and scalability.
Yi Ren   +8 more
wiley   +1 more source

Fertigation with Fe-EDTA, Fe-DTPA, and Fe-EDDHA Chelates to Prevent Iron Chlorosis of Sensitive Species in High-pH Soilless Media

open access: yesHortScience
Multiple studies have examined the use of chelates to correct pH-induced Fe chlorosis. Here we report the effects of three common chelates on prevention of Fe chlorosis in two sensitive species at high pH.
Julie A. Hershkowitz   +3 more
doaj   +1 more source

A demonstration greenhouse for Malaysian Horticulture : trip report October 2010 [PDF]

open access: yes
This report results from the project “Tropical Horticulture in Malaysia”. Modernization of the greenhouse horticulture sector in Malaysiar is required in order to realize better quality of the product, higher yields and less production ...
Elings, A., Stijger, I.
core   +1 more source

Organic farming and the challenges of climate change [PDF]

open access: yes, 2009
Climate change is without question one of the largest challenges that humankind has ever faced. This is not the least due to the enormous consequences that climate change will have for ecosystems and human society.
Olesen, Jørgen E.
core  

Ratoon Season Rice Reduces Methane Emissions by Limiting Acetic Acid Transport to the Rhizosphere and Inhibiting Methanogens

open access: yesAdvanced Science, EarlyView.
This study finds that the interaction between ABA‐OsCIPK2‐OsSWEET1A reduces the allocation of methane producing bacteria carbon source (acetic acid) content to the rhizosphere soil of ratoon season rice, thereby reducing methane emissions. Abstract Rice paddies are a major, persistent source of atmospheric methane (CH4), emission rates depend on the ...
Jingnan Zou   +14 more
wiley   +1 more source

Optimal Harvest Timing: Quantifying Temporal Changes in Dry Mass and Tissue Cannabinoids for High-CBD Cannabis sativa Grown in Controlled Environments

open access: yesHortScience
Harvest timing is a crucial production decision that affects the yield and quality of horticultural crops, yet little research-based information is available to guide this decision for cannabis (Cannabis sativa L.) production. The objective of this study
Michael J. Alden, James E. Faust
doaj   +1 more source

Life-Cycle Greenhouse Gas and Water Intensity of Cellulosic Biofuel Production Using Cholinium Lysinate Ionic Liquid Pretreatment

open access: green, 2017
Binod Neupane   +4 more
openalex   +2 more sources

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