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<p>CSV import</p> <p><b>New page</b></p><div>== Bioherbicide ==<br /> <br /> A &#039;&#039;&#039;bioherbicide&#039;&#039;&#039; is a type of [[biopesticide]] that uses natural organisms or their derivatives to control or suppress [[weed]] populations. Unlike chemical herbicides, bioherbicides are derived from living organisms such as [[bacteria]], [[fungi]], or [[viruses]], and are considered to be more environmentally friendly and sustainable.<br /> <br /> === History ===<br /> The concept of using biological agents to control weeds dates back to the early 20th century. However, it wasn&#039;t until the 1970s that significant research and development in bioherbicides began. The first commercial bioherbicide, &quot;DeVine,&quot; was introduced in 1981 to control the invasive weed [[strangler vine]] in [[citrus]] groves.<br /> <br /> === Mechanism of Action ===<br /> Bioherbicides work by exploiting the natural weaknesses of weeds. They may infect the weed with a disease, outcompete it for resources, or produce toxins that inhibit its growth. For example, the fungus &#039;&#039;[[Colletotrichum gloeosporioides]]&#039;&#039; is used to control the weed &#039;&#039;[[Aeschynomene virginica]]&#039;&#039; by causing a disease that kills the plant.<br /> <br /> === Advantages ===<br /> * &#039;&#039;&#039;Environmental Safety&#039;&#039;&#039;: Bioherbicides are generally considered safer for the environment compared to chemical herbicides. They are specific to target weeds and do not harm non-target plants, animals, or humans.<br /> * &#039;&#039;&#039;Resistance Management&#039;&#039;&#039;: Weeds are less likely to develop resistance to bioherbicides because they involve complex biological interactions.<br /> * &#039;&#039;&#039;Sustainability&#039;&#039;&#039;: Being derived from natural sources, bioherbicides are renewable and can be part of an integrated pest management strategy.<br /> <br /> === Challenges ===<br /> * &#039;&#039;&#039;Specificity&#039;&#039;&#039;: While specificity is an advantage, it can also be a limitation as bioherbicides may only target a narrow range of weed species.<br /> * &#039;&#039;&#039;Production and Formulation&#039;&#039;&#039;: Developing stable and effective formulations that can be mass-produced is challenging.<br /> * &#039;&#039;&#039;Regulatory Hurdles&#039;&#039;&#039;: Bioherbicides must undergo rigorous testing and approval processes, which can be time-consuming and costly.<br /> <br /> === Examples ===<br /> * &#039;&#039;[[Phytophthora palmivora]]&#039;&#039; (DeVine) - used against [[strangler vine]].<br /> * &#039;&#039;[[Colletotrichum gloeosporioides]]&#039;&#039; (Collego) - used against &#039;&#039;[[Aeschynomene virginica]]&#039;&#039;.<br /> * &#039;&#039;[[Alternaria cassiae]]&#039;&#039; - used against [[sicklepod]].<br /> <br /> == Also see ==<br /> * [[Biopesticide]]<br /> * [[Integrated pest management]]<br /> * [[Weed control]]<br /> * [[Sustainable agriculture]]<br /> <br /> {{Biopesticides}}<br /> <br /> [[Category:Agricultural technology]]<br /> [[Category:Biopesticides]]<br /> [[Category:Weed control methods]]</div>

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