| Fertilizers and soil fertility management have been used to effectively control hawkweeds in some areas. |
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| After only six months, crop production, biodiversity, soil fertility and soil quality all improved. |
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| Millions of tenant farmers in the developing world have little incentive to invest in land improvements, rotate crops or improve soil fertility. |
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| Special trees were planted to create woody perennials to improve the microclimate and increase soil fertility. |
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| These sites had greater light, moisture, and soil fertility than mature forests or summer clearcuts. |
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| He criticised modern methods of cultivation and pointed out that the use of chemical fertilisers had affected soil fertility. |
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| The trials will investigate the suitability of different potato varieties and the influence of soil fertility on potato blight. |
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| Farming practices did not change or adapt at the same pace, however, such that soil fertility was severely depleted in these areas. |
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| Success in obtaining the required output of food from agriculture depends on soil fertility. |
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| It starts with the most basic agricultural supplies such as amendments for soil fertility. |
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| Despite the fact that soils beneath shrubs were enriched in nutrients, soil fertility effects appear to be overshadowed by the effects of shade. |
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| Lehmann will discuss the combined benefit of biochar for carbon sequestration and improved soil fertility. |
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| Long-term effects include damage to soil fertility and agricultural productivity, which in some cases can last for decades. |
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| With better knowledge, at least of basic principles of good soil fertility management, farmers could do much to improve farm productivity. |
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| Plants that are not vigourous, whether due to genetic factors or poor soil fertility, are more likely to be poorly pollinated. |
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| Loss of these crusts results in increased erosion and reduced soil fertility. |
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| We have also managed to improve the emphasis of the regulation on soil fertility, soil life and soil management practices. |
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| For most of these small farmers, shifting cultivation and fallow remain important ways of maintaining soil fertility. |
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| By reducing soil fertility, desertification contributes to the occurrence of famines, which in turn lead to massive population displacements. |
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| Therefore, there is a need to assess the most effective ways of improving soil fertility and quality in stockless organic systems. |
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| Water shortages also have other, perhaps more damaging aspects, in blunting people's perception of the importance of maintaining soil fertility. |
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| Livestock manure from his Aberdeen Angus beef cattle is used to increase soil fertility but he is cautious not to over-fertilize his fields. |
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| To discuss definitions of sustainable soil fertility without recognising the human factor may be akin to hiding one's head in the sand. |
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| Imagine the impact on soil fertility, structure, and nutrient processes when the soil is turned up and mixed regularly. |
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| They should also consider the effect of different management plans on plants that are known to decrease soil fertility. |
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| The company says castings boost soil fertility while restoring it with organic matter. |
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| Nematodes and other microfauna help boost soil fertility by accelerating decomposition and decay, recycling the nutrients and making them available to plants. |
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| Where traditional slash-and-burn practices remain, the fallow period is now much shorter and soil fertility is therefore threatened. |
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| Cowpea is a heat-loving legume which tolerates drought and low soil fertility. |
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| Liquid humic soil amendment for higher yield and improved quality of crops and soil fertility. |
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| Research will focus on soil fertility, grain cropping, greenhouse production and food processing. |
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| They are also more likely to rotate or combine crops and livestock, with the resulting manure performing the important function of replenishing soil fertility. |
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| Organic farming has many benefits to the environment since it prevents soil and water contamination by chemicals which reduce soil fertility and increase acidity. |
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| Without the straw you had nothing to return to the soil in terms of soil fertility renewal. |
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| To maintain the productivity of arable land and top soil fertility, the access to water should be secured. |
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| Although it prefers fertile alluvial soils, O. glaberrima tolerates low soil fertility. |
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| It is not practical to present the current situation regarding soil fertility status in any detail here. |
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| Pea, one of the most important legume crops in Europe, is an ideal candidate for restoring and maintaining soil fertility in polluted agroecosystems. |
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| Achieving higher priority for soil fertility management by governments will be an uphill task. |
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| Knowing and making use of the symbioses between plants and micro-organisms with a positive effect on soil fertility. |
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| Amref has trained farmers in water and soil conservation, soil fertility, building and maintenance. |
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| The manure from livestock can be a valuable resource for managing soil fertility in an organic system. |
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| Depletion of soil fertility may occur as a result of crop removal, erosion, leaching, and volatilization, or evaporation, of nutrients. |
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| History suggests that a decline in soil fertility is always accompanied by a corresponding decline in the vigour of the people who dwell upon it. |
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| The informants reported decreased yields owing to more pests, declining soil fertility, and the increased frequency of frosts, dry spells, and windstorms. |
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| Because soil organic matter decline is a crosscutting issue which is affecting other areas such as soil fertility and soil erosion, it is extremely difficult to estimate its cost. |
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| Management of soil fertility has been the preoccupation of farmers for thousands of years. |
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| Further, he also said that pulses impact the environment positively due to their nitrogen-fixing properties, which increase soil fertility. |
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| This discussion will examine barriers and opportunities for the sector in the context of three essential features: soil fertility, entrepreneurs and labour, and accessible markets. |
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| To maintain soil fertility, the fertilization amount must also increase. |
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| Climate change and water shortages make soil fertility uncertain. |
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| Salinisation is the accumulation in soils of soluble salts of sodium, magnesium, and calcium to the extent that soil fertility is severely reduced. |
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| Under low population pressures, slashand-burn agriculture can be sustainable because fallow periods are often long enough to allow adequate reconstitution of soil fertility and restoration of the land's productivity. |
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| Inadequate maintenance, however, has reduced the efficiency of the irrigation network, resulting in saline conditions that have reduced soil fertility. |
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| We will expand our support for rural infrastructure development in the Horn, including social infrastructure, soil fertility, and water management programs. |
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| This project will promote the use of organic drawn methods to maintain soil fertility, improving agricultural yields and the permanent holding of carbon. |
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| The goal of a nutrient management plan is to minimize nutrient loss, protect water quality, maintain soil fertility and ensure effective use of permitted soil amendments. |
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| Using aged manure is a good way to retain or increase soil fertility. |
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| Malawi's declining soil fertility, dependence on rain, and recurrent droughts and floods associated with global warming contribute to high rates of poverty. |
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| As a result, most smallholder farmers in ACP states are forced to eke out a living on impoverished soils with little or no access to fertilisers and appropriate information on sustainable soil fertility management. |
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| The latter could contribute to soil fertility and reduce the impacts on climate by averting methane emissions and sequestering carbon in the soil. |
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| Joining the movement means adhering to a set of principles that range from spurning pesticides, introducing mixed cropping and crop rotation for soil fertility to preserving seeds and genetic resources in farmers' hands. |
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| To starve native Irish forestry of funds at this critical time, when it needs to make a comeback, is a recipe for disaster, with increased flooding, water contamination, CO2 build-up and a continued loss of soil fertility. |
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| Whether soil fertility management is likely to provide the incentive to governments to create systems of more secure land tenure for impoverished farmers is also open to debate. |
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| Their stated needs for improving soil fertility and crop rotations may be grounded, however, in the increasingly uncommon connection between forages and ruminants on organic farms. |
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| The keys to understanding plant and soil needs but also the origin of soil fertility, as well as the importance and proprieties of humus through quality indicators? |
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| Prisoners choosing to carry out community work in order to reduce their sentence build hillside terraces which decrease the loss of soil fertility by leaching and increase the cultivable area. |
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| The Mama Watoto Group has been running an afforestation project since 1994, which has benefited the conservation of biodiversity in the region, prevented soil erosion and improved soil fertility. |
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| We cannot live without the goods and services that nature provides to purify our air and fresh water, maintain soil fertility, pollinate plants, break down waste, provide food and fuel and keep diseases in check. |
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| Re-establishing soil fertility and humification capacity. |
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| Important environmental factors that may affect development of plant diseases and determine whether they become epiphytotic include temperature, relative humidity, soil moisture, soil pH, soil type, and soil fertility. |
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| Women and men often are forced to change their families' dietary practices when soil fertility has been drastically reduced due to overcropping, overgrazing, or erosion, or where there is a lack of fuelwood and potable water. |
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| Since the landholdings are so small, farmers cannot allow the land to lie fallow, which reduces soil fertility. |
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| Our tour of several countries leaves no doubt that people do not know the importance of polyphenol polymer biochemistry in regulating life and soil fertility. |
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| More cores are needed to add to the data, but the common African practice of burning vast tracts of farmland to renew soil fertility appears to be the likeliest source. |
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| Evidence of this decline is seen, for example, in collapsing fish stocks, widespread loss of soil fertility, crashes in pollinator populations and reduced floodwater retention capacity of our rivers. |
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| Most organic strawberry growers rely on compost to help sustain soil fertility, meet crop nutritional needs, and enhance soil microbial biocontrol. |
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| Improved irrigation possibilities will allow the production of fodder and green manure to be expanded, thereby raising livestock production and improving soil fertility. |
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| The essential elements of the organic plant production management system are soil fertility management, choice of species and varieties, multiannual crop rotation, recycling organic materials and cultivation techniques. |
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| We need to restore and may even have to rebuild ecosystems, where clean water and air are delivered, where pollinators thrive, where soil fertility is recycled. |
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| Soil bacteria, fungi, protozoa and other small organisms play an essential role in maintaining the physical and biochemical properties needed for soil fertility. |
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| Heavy siltation of rivers during rainfall, decline in soil fertility and increased incidence of landslides are among the constant reminders of deforestation and watershed degradation in small island developing States. |
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| Extreme poverty and hunger push people onto marginal lands and fragile ecosystems characterized by low soil fertility, drought stress and increasing land degradation. |
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| Bio-fertilizers increase soil fertility through varied processes, such as phosphorus solubilizing, nitrogen fixation, and synthesis of growth-enhancing substances. |
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