How To Start A Pest Control Business
Use is made of natural pest control using pest traps, predator insects or microbiology to bring pests into an acceptable balance rather than blitz them completely with strong chemicals. By doing this, biological farmers will accept a degree of crop loss or crop damage in the belief that the produce that is harvested is of superior quality. Some pesticides used are Pyrethrum, Neem oil (that will kill predators as well as pests), pheromone baits, and milk can be used as a fungicide. The other aspect of pest control is that if soil nutrients are in balance and the plant is healthy, then often pest attack is minimal and other control measures are not necessary.
Many countries are experimenting in privatizing some of the services that public sector agricultural extension has provided.5 These reforms reflect both increased scarcity in public funds and the new reality where agriculture becomes more knowledge intensive, and farmers operating in the commercial sector are looking for more detailed and specialized knowledge and are ready to pay for it. In the United States and other industrialized countries (Wolf, 1998), dealers of input manufacturers (irrigation equipment and seed and chemical companies) have increased the amount of management information that they provide to farmers. The complexity of pest control decisions and the need to comply with environmental regulations have led to the emergence of independent pest control consultants. In specialty crops where contracting is prevalent, the buyers may dictate some production practices and provide technical assistance to the contractors. As farms grow in size, they may hire their own...
Precision technologies may both complement and substitute for biotechnologies. Precision technologies that enable the planting of a field with several varieties of seeds will increase the demand for diversified genetic stock that can be adjusted to slight variations in soil conditions. Precision agriculture may also improve sorting and harvesting methods, making the production of high-quality produce more economical and improve incentives to develop higher quality varieties. On the other hand, precision farming may reduce significantly the environmental side effects of pesticides and provide more refined mechanical ways to address weed problems, thus, reducing the demand for some of the pest control applications of biotechnologies and reducing the loss of biodiversity stemming from inadvertent contamination.
Modification of entomopathogenic fungi has long been contemplated, but rarely reported. A limited number of studies have reported successful insertion of foreign genes into entomopathogenic fungi. A precursor to manipulation of entomopathogenic fungi using molecular techniques has been the development of transformation systems. There are several aims of transforming entomopathogenic fungi. These techniques enable gene disruption methods to be applied, which can lead to greater understanding of the genetics of disease processes, or the ability to introduce DNA into fungi may allow the modification of cell processes, potentially allowing improvements in the use of entomopathogenic fungi for insect control.
A GMO may worsen an existing pest or pathogen problem in a variety of ways. Currently the most common genetic engineering approach to increase plant resistance to insect pests is the Bt strategy. This is based on the discovery that strains of a soil-dwelling bacterium, Bacillus thuringiensis (Bt), produce a class of proteins selectively toxic to many insect species that attack crops. Farmers and gardeners have used microbial sprays of Bt for many years to control insect pests as part of integrated pest-management programs. Bt insect control proteins have been engineered into major commodity crops and a growing list of vegetable, fruit, and tree species. The potential consequences of extensive and long-term use of Bt crops are one of the most widely discussed environmental issues associated with transgenic crops. The concern is that as insect pest populations increas
Cyt proteins have received little study in comparison to Cry proteins, as they typically only occur in mosquitocidal strains of Bt and are not used in transgenic crops for insect control. Their mode of action will therefore be discussed only briefly here. As far as is known, Cyt proteins do not require a protein receptor but, instead, bind directly to the nonglycosylated lipid portion of the microvillar membrane. Once within the membrane, they appear to aggregate, forming lipid faults that cause an osmotic imbalance that results in cell lysis.32 Cyt1A plays an important role in the biology of B. thuringiensis subsp. israelensis, a species in which it is known that this protein synergizes the toxicity of the Cry4 and Cry11 proteins and delays the development of mosquito resistance to these.33 Cyt proteins likely play a similar role in other strains in which they occur, such as the PG14 isolate of B. thuringiensis subsp. morrisoni.
Tier I safety Tests required for the registration of Bacterial Insecticides Based on Bacillus thuringiensis in the
Adapted from Betz, F.S., Forsyth, S.F., and Stewart, W.E., Registration requirements and safety considerations for microbial pest control agents in North America, in Safety of Microbial Insecticides, Laird, M., Lacey, L. A., and Davidson, E.W., Eds., CRC Press, Inc., Boca Raton, FL, 1990.
Diversify plants within agroecosystems. You can attract natural enemies and improve biological pest control by planting polycultures of annual crops two or more crops simultaneously growing in close proximity You can also let some flowering weeds reach tolerable levels or use cover crops such as buckwheat or sunflowers under orchards and vineyards.
To keep the few reported cases of putative health effects of Bt in perspective, it should be remembered that this bacterium is ubiquitous in the environment and occurs commonly in soil, grain, on leaf surfaces, and in water. Probably most of the Bt and Bt-like strains found in food have their origin either in grain (hence their presence in pasta, bread, and processed foods that include flour) or milk. Moreover, given the widespread occurrence of Bt in soil, one could argue that exposure to Bt is nearly as common as exposure to soil. If Bt were a human pathogen that would generate concern, given its widespread occurrence in nature and handling by and exposure to many workers in agriculture, food processing, forestry, and pest control, we would expect serious illness caused by Bt in humans to be relatively common. However, even when humans in residential areas have been subjected to repeated aerial sprays of commercial formulations, there is not a single confirmed report of a...
Based on evidence accumulated from more than a decade of short- and long-term studies carried out in different geographical areas, Bt crops are a novel and safe pest control technology that will improve agro-ecosystems because the spectrum of activity of these crops against insects and other nontarget invertebrates is so much narrower than that of synthetic chemical insecticides. To date, no significant or long-term detrimental impacts have been found on nontarget insect populations or those The point to emphasize here is that the yearly diversity and variations in the size of nontarget arthropod populations in agro-ecosystems are artifacts created by human activity they are not natural to begin with. Though they are contrived and unbalanced ecosystems, we want to maintain their peculiar ecological distortions and do this in a green or environmentally compatible manner. Bt crops are better at doing this than any other routinely applied pest control technology we have developed for...
This section presents the primary elements and findings of a conceptual model that analyzes the profitability of pest-controlling agricultural biotechnologies. This model, which follows the spirit of the threshold model, evaluates how profitability varies among producers with different resources and constraints. First, the model analyzes how pesticide use, output levels, and, ultimately, adoptions decisions vary according to economic conditions (prices of pesticides, output, and the technology) and environmental conditions (severity of infestation). The model then analyzes the impacts of credit constraints, risk considerations, human capital, size of operation, and location effects. The details of this model of farm level choice of pest-control strategy are presented in the Appendix. In the model, we consider pest management and seed technology choice at the field level and later consider issues of scale. Following the damage control approach (Lichtenberg and Zilberman, 1986), we...
Of producing more rice or more valuable rice. Changes in the demand for rice lead to the demand for higher yielding varieties and varieties with certain quality characteristics. Changes in demand include both changes in total quantity demanded due to growth in population and per capita income and changes in quality demanded. The changes in quality traits are often associated with per capita income growth - for example, the greater demand for japonica rice in parts of China or the demand for basmati type rices in South Asia. Production problems such as attacks by new diseases, pests or climate change lead to the demand for varieties resistant to these problems and for pest control and agronomic measures that can control the problem. Occasionally scientific theories lead to the demand for genetic characteristics, e.g. the search for male sterility to produce hybrids or the search for apomixis.
Integrated pest control is an area of continuous investigation at Windfell, The availability of compressed air has facilitated experimentation with air-atomizing nozzles attached to the Hydro-Synchron for ultra-low-volume spraying. Numerous test programs are being conducted using some of the recent biological control methods.
One area in which genetic engineering technology will prove particularly ol useful is in developing biological pest control methods. Insects are attracted to certain plants and repelled by others. Some plants produce chemicals that mimic insect hormones and disrupt the reproduction of insects feeding on the plant. ra.l Thus, the potential exists to identify the genes controlling the properties and Some advanced uses of hormones for biological pest control are already available. Juvenile hormone analogues are synthetic chemical compounds -e Another experiment of potential importance for insect control involves a
The traits these new varieties contain include insect resistance (cotton, maize), herbicide resistance (maize, soybean) and delayed fruit ripening (tomato). The benefits of these new crops are better weed and insect control, higher productivity and more flexible crop management. These benefits accrue primarily to farmers and agribusinesses, although there are also economic
Although agriculture employers are not required to provide housing to temporary employees, 29 CFR 1910.142, Temporary Labor Camps, applies when the employer provides temporary housing to workers. This regulation seeks to ensure a safe and healthful place of living for migrant and other temporary workforces. Temporary labor camps must maintain minimum standards for site, shelter, water supply, toilet facilities, kitchen and dining facilities, pest control, first aid, and reporting of communicable diseases.
If perennial polycultures are such a good idea, why haven't they been developed before now Certainly the polyculture part has been explored and developed to some extent. One source suggests that humans have produced food from integrated polycultures for approximately 98.5 of farming history. 26 Modern farmers use a wide variety of techniques today that emulate aspects of a perennial polyculture. They use crop rotations to reduce the need for pest control and fertilizer use cover crops to improve soil quality, prevent soil erosion, and minimize weed growth use no-till and low-till farming to minimize soil erosion and increase retention of water and nutrients practice soil management to improve fertility employ diversity to protect against monoculture vulnerabilities use integrated pest management to reduce the need for pesticides and employ rotational grazing to prevent soil erosion and contribute to soil fertility.27
The results from our conceptual model enable us to analyze patterns of pesticide use across locations. We can distinguish between countries according to several factors including their level of pest infestation and their pricing of pesticides and pest-control technologies. The levels of pest infestation vary across locations. More humid regions are subject to higher levels of infestation than regions with dry climate. Thus, they have higher potential for yield loses. The humid, more pest-prone regions tend to be closer to the Equator, while the dryer, cooler regions are closer to the Poles. Many of the developing countries in these areas of Africa, South Asia, and South America are subject to higher pest pressure than the developed countries with temperate and even cold climates. The cost of pest-control technologies also varies across locations. Generally speaking, we expect the fixed cost-to-output-price ratio (fixed cost of pesticides divided by output price) to be smaller in...
Animal science research includes beef and dairy cattle. A number of new animal breeds suited to local conditions have been developed. The Veterinary Services Department of DRSS undertakes research in livestock diseases and general animal health. This industry now enjoys the additional research services provided by the staff in the Faculty of Veterinary Sciences. This research includes work on animal virus and pest control.
Multitactic, ecologically based, information-intensive pest management strategies are desirable for several reasons (Bottrell & Weil, 1995 Lewis et al., 1997). First, effective pest control can result from tactics whose individual impacts are weak, but whose cumulative impacts are strong. Second, risks of crop failure or serious loss can be reduced when the burden of crop protection is distributed across many tactics, and when information is available to allow rapid adjustments in management strategies. Third, the rate at which pests adapt or evolve resistance to a given management tactic can be decreased when the frequency of their exposure to that tactic is reduced. Fourth, environmental disruptions and threats to human health can be minimized as pesticide inputs are reduced. Finally, reductions in operating costs and increases in profitability can result from lowering the need for purchased inputs through better use of locally generated materials and site-specific knowledge.
For coleopteran-active Bt corn, additional testing in both the laboratory and field focuses on nontarget beetle species, which are potentially sensitive to the Cry3Bb1 and Cry34Ab1 Cry35Ab1 proteins. Groups of special concern (because of their value to pest control and potential exposure to toxins) include ground beetles (Carabidae), rove beetles (Staphylinidae), and ladybird beetles (Coccinellidae). Ground and rove beetles are generally considered beneficial75-77 and have potential for exposure to Cry proteins targeting corn rootworms because of their presence in the soil-litter interface.78-81 Adults and larvae may be directly exposed to Bt proteins as omnivores feeding on seeds or decaying plant tissue, or indirectly as predators by consuming other species containing beetle-active Bt toxins. However, soil fate studies to enhance the breadth and efficacy of pest control. One such pyramid (CrylAc + Cry2Ab2) has been commercialized and a second (CrylAc + CrylF) will soon be released....
While successful expression was achieved, there was no altered virulence to the caterpillar, Manduca sexta, compared to the wildtype fungus. Genetic manipulation of entomopathogenic fungi has a long way to go before transgenic pest control strains become available, if such technology is ever acceptable to regulators and the community. However, strain modification continues to provide a wealth of data on disease processes.
Several success stories are coming out of Africa, where biotechnological approaches have contributed to the solution of specific problems, reduced the cost of pest control and created new employment opportunities in towns and villages. They include the wide adoption by farmers of rapid multiplication of disease-free banana plantlets in Kenya use of new genetically improved pest-resistant cotton by small farmers in South Africa and use of new vaccines against animal diseases in Kenya and Zimbabwe (Chetsanga, 2000 Ndiritu, 2000 Njobe-Mbuli, 2000).
Schultz (1975) distinguished between two categories of human capital worker ability (the ability to perform tasks more effectively) and allocative ability (the ability to deal with new situations and learn new techniques). Allocative ability is closely related to intelligence and formal education and training. Pest management requires understanding of natural systems and good decision-making capacity, and there is evidence that effectiveness of pesticide use is related to allocative ability (Weibers, 1993). Under plausible assumptions, it can be shown that increase in human capital tends to reduce pesticide use and reduce pest damage. It tends to increase the relative benefits of the traditional, pesticide-intensive variety. Thus, adoption of GMVs will be relatively more beneficial to individuals with lower human capital, as the pest-control aspect of the GMV substitutes for pest management skills. Moreover, adoption of GMVs will have a relatively higher yield-increasing effect for...
Larger operations tend to have several advantages that affect their technological choices. Their use of pesticides with the traditional variety may be more economical for several reasons. (1) Volume discounts on pesticide purchases benefit larger operations. (2) The fixed cost of improved application equipment enables only larger units to purchase them. Thus, larger units may apply pesticides with a tractor, rather than manually. That will reduce the application cost per unit of land. (3) Some individuals within a larger organization will specialize in pest management, and develop the human capital needed to improve pest-control productivity. The lower cost and higher efficiency of pesticide use of larger farms is likely to make GMVs less appealing to larger farms and to contribute to a higher adoption rate by smaller farms. On the other hand, several factors may make GMVs more appealing to larger operations. Larger farms may have better access to credit needed to purchase GMVs and...
The damage function D Ni) depends on the pest population after treatment. Nt N-h xi)-Bi where N is the initial pest population, B is the fraction of the pest population surviving the effect of the GMV pest control, h Xj )is the fraction of surviving pests after chemical pest control, and xi is pesticide application. B0 1 for the traditional variety, but Bg and Bm 1. We assume Bg Bm B 1. 1 - Bt is the kill rate of the seed variety. It is 0 for traditional technologies but positive for GMVs. If the biotechnology pest control kills 90 of the pests, then B .1. Since biotechnology and chemical control operate through different mechanisms, their impacts are compounded. Higher application of pesticides is assumed to reduce survivorship, but the impact is declining so that dh dxi 0 and 2 2
Jayasuriya, 'The economics of insect control in the Philippines', in Judicious and Efficient Use of Pesticides on Rice, Proceedings of the FAO IRRI Workshop, International Rice Research Institute, Los Ba os, Laguna, Philippines, 1984. the expected returns to rice production are lower for farmers applying insecticides on a prophylactic basis rather than not applying insecticides at all. This result was validated by on-farm trials of alternative pest control practices conducted by Litsinger (1989)51 and Waibel (1986)52. Both Litsinger and Waibel observed no significant yield differences between the insecticide treated and untreated plots in more than half the cases. 52. H. Waible, 'The economics of integrated pest control in irrigated rice a case study from the Philippines', in Crop Protection Monographs, Springer, Berlin, 1986.
Other regulatory laws that are in operation are the Public Health Act, the Radiation Protection Act and the Pest Control Products Act. These laws have enforcement clauses to ensure that safety measures are adhered to in the handling and administration of dangerous drugs and chemicals. Licensing and inspection exercises are carried out by the relevant Boards established for this purpose.