Opportunity Information: Apply for W81EWF 21 SOI 0005
The grant opportunity titled "Development of Septoria villarsiae for biological control of Nymphoides peltata" is a Department of Defense, U.S. Army Corps of Engineers research effort focused on evaluating a fungal pathogen, Septoria villarsiae, as a potential biological control tool for Nymphoides peltata (commonly known as yellow floating heart), an introduced aquatic plant that can form dense mats and disrupt waterways. The funding mechanism is a cooperative agreement, which typically means the agency expects to be actively involved during the project through coordination, technical input, or shared responsibilities rather than simply issuing funds and stepping back. The opportunity was posted December 9, 2020, with an original closing date of February 8, 2021. It anticipated a single award with a relatively small ceiling of $20,000, indicating a targeted, early-stage research or planning effort rather than a large multi-institution program.
The project is laid out as a sequence of objectives designed to move from basic laboratory development toward applied testing and, if the results justify it, eventual steps toward regulatory approval and real-world trials. The first objective, anticipated for Year 1, is to determine the optimal conditions for growth and culture of S. villarsiae. In practical terms, this is about learning how to reliably produce and maintain the fungus under controlled conditions, such as identifying the best media, temperature, light, humidity, and handling methods to generate consistent inoculum. This foundational work matters because biocontrol research depends on being able to reproduce results, compare treatments, and potentially scale up production for later testing.
The second objective spans anticipated Years 1 and 2 and focuses on host-range testing, which is one of the most important screening steps for any prospective biocontrol agent. The purpose is to assess whether S. villarsiae affects only the target plant (N. peltata) or whether it can also infect or damage other plant species present in the United States, including native plants and other introduced species. Host-range work generally involves exposing a carefully selected set of plants to the organism under controlled conditions and monitoring for infection, symptom development, and any measurable harm. This step is central to evaluating safety, because a biocontrol agent must show a high degree of specificity to avoid unintended impacts on non-target vegetation, particularly native or economically important species.
The third objective is scheduled for Year 2 and shifts attention to performance against the target weed across multiple introduced populations of N. peltata. This recognizes that invasive species can vary genetically and environmentally from place to place, and a biocontrol organism that works well on one population may be less effective on another. Testing across multiple populations helps determine whether the fungus produces consistent disease pressure and whether its effectiveness is robust across different source populations, which is important for judging how broadly useful it might be as a management tool.
The fourth objective, also anticipated for Year 2, is to determine the overall viability of S. villarsiae as a biocontrol agent and to outline next steps for regulatory approval and field tests. This is essentially a go/no-go decision point based on the accumulated evidence from culture work, host-range testing, and impact assessments. If the fungus appears effective and sufficiently host-specific, the project would then map out what additional studies, documentation, and approvals would be needed before it could be tested outside controlled settings. For biological control agents, regulatory pathways typically require clear evidence of specificity and an assessment of ecological risks, along with structured plans for contained trials and monitoring.
The fifth objective is presented as an optional extension for anticipated Years 3 through 5 and involves identifying field demonstration locations and conducting field trials to evaluate efficacy under real-world conditions. This stage would move beyond laboratory or greenhouse settings into operational environments where water conditions, weather, microbial communities, and management constraints can influence outcomes. Field trials would be designed to measure whether S. villarsiae can meaningfully suppress N. peltata infestations, how quickly it acts, how long effects persist, and whether application methods are practical for managers. It would also provide opportunities to monitor for non-target effects in more complex ecosystems and to refine best practices for use, if the agent continues to look promising.
Administratively, the opportunity is categorized as discretionary funding within the Science and Technology and other Research and Development activity area and is associated with CFDA number 12.630. Eligibility is listed broadly as "Others" with additional clarification referenced in the full announcement, which commonly indicates that universities, non-profits, private entities, or other qualified organizations may be able to apply depending on the specific restrictions and requirements described in the eligibility section. Overall, the opportunity is structured as a staged evaluation pipeline: first establish reliable culturing, then demonstrate safety through host-range testing, then quantify effectiveness across multiple target populations, then decide whether the agent is viable and prepare for regulatory progression, and finally, if pursued, validate performance through field demonstrations and trials.Apply for W81EWF 21 SOI 0005
- The Department of Defense, Dept. of the Army -- Corps of Engineers in the science and technology and other research and development sector is offering a public funding opportunity titled "Development of Septoria villarsiae for biological control of Nymphoides peltata" and is now available to receive applicants.
- Interested and eligible applicants and submit their applications by referencing the CFDA number(s): 12.630.
- This funding opportunity was created on Dec 09, 2020.
- Applicants must submit their applications by Feb 08, 2021. (Agency may still review applications by suitable applicants for the remaining/unused allocated funding in 2026.)
- Each selected applicant is eligible to receive up to $20,000.00 in funding.
- The number of recipients for this funding is limited to 1 candidate(s).
- Eligible applicants include: Others (see text field entitled Additional Information on Eligibility for clarification).
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Frequently Asked Questions (FAQ)
What is the title of this grant opportunity?
The opportunity is titled "Development of Septoria villarsiae for biological control of Nymphoides peltata."
Which federal agency is offering this opportunity?
This is a Department of Defense opportunity associated with the U.S. Army Corps of Engineers.
What is the overall purpose of the project?
The project focuses on evaluating the fungal pathogen Septoria villarsiae as a potential biological control tool for Nymphoides peltata (yellow floating heart), an introduced aquatic plant that can form dense mats and disrupt waterways.
What problem is the project trying to address?
Nymphoides peltata (yellow floating heart) is described as an introduced aquatic plant that can form dense mats and disrupt waterways. The research is intended to explore whether a fungus (Septoria villarsiae) could help manage or suppress this plant.
What type of funding mechanism is being used?
The funding mechanism is a cooperative agreement.
What does a cooperative agreement imply for this project?
In this context, a cooperative agreement typically means the agency expects to be actively involved during the project (for example through coordination, technical input, and/or shared responsibilities) rather than providing funds with minimal ongoing engagement.
When was the opportunity posted, and what was the original closing date?
The opportunity was posted on December 9, 2020, with an original closing date of February 8, 2021.
How many awards were anticipated?
The opportunity anticipated a single award.
What is the anticipated funding ceiling?
The ceiling mentioned for the opportunity is $20,000, indicating a relatively small and targeted effort.
What does the $20,000 ceiling suggest about the scope of work?
The description characterizes the amount as relatively small and suggests it is aimed at a targeted, early-stage research or planning effort rather than a large multi-institution program.
What are the main research objectives described in the opportunity?
The opportunity is structured as a sequence of objectives that move from laboratory development toward applied testing and, if warranted, steps toward regulatory approval and field trials. The objectives include: (1) determining optimal culture conditions for Septoria villarsiae; (2) conducting host-range testing; (3) testing performance against multiple introduced populations of Nymphoides peltata; (4) assessing overall viability and outlining next steps for regulatory approval and field tests; and (5) an optional extension for field demonstration locations and field trials.
What is Objective 1 and when is it anticipated to occur?
Objective 1 is anticipated for Year 1 and is to determine the optimal conditions for growth and culture of Septoria villarsiae.
What kinds of factors are included in determining optimal culture conditions?
The description indicates this foundational work involves learning how to reliably produce and maintain the fungus under controlled conditions, including identifying suitable media and conditions such as temperature, light, humidity, and handling methods to generate consistent inoculum.
Why is establishing reliable culturing important for biocontrol research?
The opportunity notes that this foundational work matters because biological control research depends on being able to reproduce results, compare treatments, and potentially scale up production for later testing.
What is Objective 2 and what timeframe is anticipated?
Objective 2 is host-range testing and is anticipated to span Years 1 and 2.
What is host-range testing in the context of this project?
Host-range testing is described as assessing whether Septoria villarsiae affects only the target plant (Nymphoides peltata) or whether it can also infect or damage other plant species present in the United States, including native plants and other introduced species.
Why is host-range testing considered a critical step?
The opportunity emphasizes that host-range testing is one of the most important screening steps for a prospective biological control agent because it is central to evaluating safety and avoiding unintended impacts on non-target vegetation, particularly native or economically important species.
How is host-range testing generally performed (as described here)?
The opportunity explains that host-range work generally involves exposing a carefully selected set of plants to the organism under controlled conditions and monitoring for infection, symptom development, and measurable harm.
What is Objective 3 and when is it anticipated to occur?
Objective 3 is scheduled for Year 2 and focuses on evaluating performance against the target weed across multiple introduced populations of Nymphoides peltata.
Why test the fungus against multiple introduced populations of the target plant?
The description notes that invasive species can vary genetically and environmentally from place to place, and a biological control organism that works well on one population may be less effective on another. Testing across multiple populations helps determine whether effectiveness is consistent and broadly useful.
What is Objective 4 and when is it anticipated to occur?
Objective 4 is also anticipated for Year 2 and is to determine the overall viability of Septoria villarsiae as a biocontrol agent and to outline next steps for regulatory approval and field tests.
What does "overall viability" mean in this project description?
It is described as a go/no-go decision point based on evidence from culturing work, host-range testing, and impact assessments. If the fungus appears effective and sufficiently host-specific, the project would outline what additional studies, documentation, and approvals would be needed before testing outside controlled settings.
Does the opportunity describe a regulatory pathway?
It indicates that biological control regulatory pathways typically require clear evidence of specificity and an assessment of ecological risks, along with structured plans for contained trials and monitoring.
What is Objective 5 and is it required?
Objective 5 is presented as an optional extension anticipated for Years 3 through 5. It involves identifying field demonstration locations and conducting field trials to evaluate efficacy under real-world conditions.
What is the difference between earlier objectives and the optional field trials extension?
The earlier objectives focus on controlled work (culture development, host-range testing, and performance testing across multiple target populations). The optional extension moves beyond laboratory or greenhouse settings into operational environments where factors like water conditions, weather, microbial communities, and management constraints can influence outcomes.
What kinds of questions would field trials be designed to answer?
As described, field trials would measure whether Septoria villarsiae can meaningfully suppress Nymphoides peltata infestations, how quickly it acts, how long effects persist, and whether application methods are practical for managers. They would also provide opportunities to monitor for non-target effects in more complex ecosystems and refine best practices if the agent remains promising.
How is this opportunity categorized in terms of funding type or program area?
Administratively, the opportunity is categorized as discretionary funding within the Science and Technology and other Research and Development activity area.
What CFDA number is associated with this opportunity?
The opportunity is associated with CFDA number 12.630.
Who is eligible to apply based on the information provided?
Eligibility is listed broadly as "Others," with additional clarification referenced in the full announcement. The description notes that this often indicates universities, non-profits, private entities, or other qualified organizations may be able to apply depending on the specific restrictions and requirements in the eligibility section of the full announcement.
Is this opportunity structured as a single-phase project or a staged effort?
It is structured as a staged evaluation pipeline: first establish reliable culturing, then evaluate safety through host-range testing, then quantify effectiveness across multiple target populations, then assess viability and plan regulatory progression, and finally (optionally) validate performance through field demonstrations and trials.
What organism is being evaluated as the potential biological control agent?
The fungal pathogen Septoria villarsiae is being evaluated.
What is the target species the project aims to control?
The target plant is Nymphoides peltata, commonly known as yellow floating heart.
Why does the project emphasize non-target impacts?
The opportunity highlights that a biological control agent should show a high degree of specificity to avoid unintended impacts on non-target vegetation, including native plants and economically important species, which is why host-range testing is a central component.
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