The Biology of Soil
... decomposed litter from earlier years, and the H layer, made up of well decomposed litter, often mixed with mineral material from below. While soil profiles vary greatly across landscapes, they can be classified into groups on the basis of their soil properties and soil-forming characteristics, each gr ...
... decomposed litter from earlier years, and the H layer, made up of well decomposed litter, often mixed with mineral material from below. While soil profiles vary greatly across landscapes, they can be classified into groups on the basis of their soil properties and soil-forming characteristics, each gr ...
Intermountain Alfalfa Management - Siskiyou County Cooperative
... of 8 tons per acre or higher have been obtained on more productive soils under good management. Total seasonal production is relatively low, but individual cuttings of 2 to 3 tons per acre are common. Stand life is long—typically 6 to 8 years. The Intermountain Region is known for high-quality alfal ...
... of 8 tons per acre or higher have been obtained on more productive soils under good management. Total seasonal production is relatively low, but individual cuttings of 2 to 3 tons per acre are common. Stand life is long—typically 6 to 8 years. The Intermountain Region is known for high-quality alfal ...
Horticulture Nursery Management
... Forest plants are essential for synthesis of gums, honey, timber and fuel. There is lack of forest plant nurseries. To save and multiply the entire lot of valuable forest plants it is very essential to preserve and multiply those plants for which special type of nurseries are to be established. This ...
... Forest plants are essential for synthesis of gums, honey, timber and fuel. There is lack of forest plant nurseries. To save and multiply the entire lot of valuable forest plants it is very essential to preserve and multiply those plants for which special type of nurseries are to be established. This ...
Plant drought stress: effects, mechanisms and management
... initially during leaf development and decreased as the dry matter accumulated and leaf matured (Siddique et al., 2001). Obviously, water-stressed wheat and rice plants had lower relative water content than non-stressed ones. Exposure of these plants to drought stress substantially decreased the leaf ...
... initially during leaf development and decreased as the dry matter accumulated and leaf matured (Siddique et al., 2001). Obviously, water-stressed wheat and rice plants had lower relative water content than non-stressed ones. Exposure of these plants to drought stress substantially decreased the leaf ...
DOCX version 3063 KB - Office of the Gene Technology Regulator
... Augustus, first emperor of Rome (Hyam & Pankhurst 1995). The name ‘banana’ is derived from the Arabic banan = finger (Boning 2006) and was thought to be used in Guinea (West Africa) concomitant with the introduction of the fruit by the Portuguese. The name then spread to the New World (Cheesman 1948 ...
... Augustus, first emperor of Rome (Hyam & Pankhurst 1995). The name ‘banana’ is derived from the Arabic banan = finger (Boning 2006) and was thought to be used in Guinea (West Africa) concomitant with the introduction of the fruit by the Portuguese. The name then spread to the New World (Cheesman 1948 ...
Field Crop and Forage Pests and their Natural Enemies in Western
... The accurate identification of (a) pests, (b) the damage they cause, and (c) their natural enemies is one of six elements of a sound Integrated Pest Management (IPM) approach to suppress pest populations (p. 9). This field guide is designed to help you apply this element to make more informed decisi ...
... The accurate identification of (a) pests, (b) the damage they cause, and (c) their natural enemies is one of six elements of a sound Integrated Pest Management (IPM) approach to suppress pest populations (p. 9). This field guide is designed to help you apply this element to make more informed decisi ...
Technical Manual - Food and Agriculture Organization of the United
... and more recently in Mozambique (2013) has renewed serious concerns with regard to its destructive potential in the tropics where most bananas for export and local consumption are produced. It now threatens the 400 million-dollar banana export industry of the Philippines, currently the second larges ...
... and more recently in Mozambique (2013) has renewed serious concerns with regard to its destructive potential in the tropics where most bananas for export and local consumption are produced. It now threatens the 400 million-dollar banana export industry of the Philippines, currently the second larges ...
BfN-Skripten 217 - Bundesamt für Naturschutz
... grew transgenic crops on the remaining 4 %. Herbicide resistant (HR) soybean was the most dominant transgenic crop representing about 60 % of the global transgenic crop area, followed by transgenic corn (insect resistant Bt corn and HR corn) grown on about 24 %. Transgenic cotton (insect resistant B ...
... grew transgenic crops on the remaining 4 %. Herbicide resistant (HR) soybean was the most dominant transgenic crop representing about 60 % of the global transgenic crop area, followed by transgenic corn (insect resistant Bt corn and HR corn) grown on about 24 %. Transgenic cotton (insect resistant B ...
doc DOWNLOAD
... water logging and salinity, although many (and varied) detrimental factors were also at work. One notable example is from Mesopotamia, where an early great civilization developed in the valley formed by the Tigris and Euphrates Rivers. Agriculture was the main stay of the economy. With time, water l ...
... water logging and salinity, although many (and varied) detrimental factors were also at work. One notable example is from Mesopotamia, where an early great civilization developed in the valley formed by the Tigris and Euphrates Rivers. Agriculture was the main stay of the economy. With time, water l ...
Consensus Document on Safety Information on
... host organism or trait, for use during regulatory assessments. They are not intended to be a comprehensive source of information on everything that is known about a specific host or trait; but they do address the key or core set of issues that member countries believe are relevant to risk/safety ass ...
... host organism or trait, for use during regulatory assessments. They are not intended to be a comprehensive source of information on everything that is known about a specific host or trait; but they do address the key or core set of issues that member countries believe are relevant to risk/safety ass ...
Initiates file download
... and its industry - and those whom it employs- is mostly dependent on its agricultural products. Agriculture contributes about 35% of Sudan's GDP, the greatest of all sectors. The country's exports and foreign cash earnings are 90% agricultural. Sudan's agriculture consists of three major subsectors: ...
... and its industry - and those whom it employs- is mostly dependent on its agricultural products. Agriculture contributes about 35% of Sudan's GDP, the greatest of all sectors. The country's exports and foreign cash earnings are 90% agricultural. Sudan's agriculture consists of three major subsectors: ...
Agronomy of irrigated tea in low elevation growing areas of Sri Lanka
... following objectives to evaluate: (1) the changes in physiology and yield as affected by the drought and recovery by irrigation; (2) the environmental parameters that govern the water use of tea in low elevation growing areas; (Li, Yang et al.) the physiological and yield responses to different micr ...
... following objectives to evaluate: (1) the changes in physiology and yield as affected by the drought and recovery by irrigation; (2) the environmental parameters that govern the water use of tea in low elevation growing areas; (Li, Yang et al.) the physiological and yield responses to different micr ...
CANADIAN REGULATIONS AND PROCEDURES FOR
... standards and certifying seed crops of all agricultural crops, with the exception of potatoes. The Association came into being in 1904, when both President and Secretary were officials from the federal Department of Agriculture. It was not until 1923 that the first non-government employee took over ...
... standards and certifying seed crops of all agricultural crops, with the exception of potatoes. The Association came into being in 1904, when both President and Secretary were officials from the federal Department of Agriculture. It was not until 1923 that the first non-government employee took over ...
`Evaluation of beneficial bacteria for improved growth and resistance
... of bacteria and strains isolated from the ginger rhizosphere were tested in glasshouse conditions for their plant growth promoting ability under reduced levels of fertiliser application. ...
... of bacteria and strains isolated from the ginger rhizosphere were tested in glasshouse conditions for their plant growth promoting ability under reduced levels of fertiliser application. ...
Elimination of boneseed (Chrysanthemoides monilifera ssp
... woodlands in Australia and has not yet reached its full potential distribution in this country. The control of this weed is therefore a high priority in Australia. Biological control agents have not controlled boneseed populations to date and no detailed integrated control strategies exist for diffe ...
... woodlands in Australia and has not yet reached its full potential distribution in this country. The control of this weed is therefore a high priority in Australia. Biological control agents have not controlled boneseed populations to date and no detailed integrated control strategies exist for diffe ...
Onion, garlic, leek, shallot, chives
... Sour skin is not a major problem, but like the related disease slippery skin, it can occasionally cause significant losses. Sour skin was first described in 1950 in New York where it has become prevalent. In Ontario and Quebec, sour skin is usually less common than slippery skin. This disease affect ...
... Sour skin is not a major problem, but like the related disease slippery skin, it can occasionally cause significant losses. Sour skin was first described in 1950 in New York where it has become prevalent. In Ontario and Quebec, sour skin is usually less common than slippery skin. This disease affect ...
From Garden to Classroom Activity and Resource Guide
... evident that as our world becomes more modern, our relationship with the plant world weakens. Within communities around the world, local skills and knowledge of plant lore, including its uses, properties, and even basic identification are all but disappearing. This fact is alarming, considering that ...
... evident that as our world becomes more modern, our relationship with the plant world weakens. Within communities around the world, local skills and knowledge of plant lore, including its uses, properties, and even basic identification are all but disappearing. This fact is alarming, considering that ...
A Management Guide for Invasive Plants in Southern
... strategies, implement integrated procedures for management, and proceed towards site rehabilitation and restoration. Effective control prescriptions are provided for 56 nonnative plants and groups currently invading the forests of the 13 Southern States. A companion book, “A Field Guide for the Iden ...
... strategies, implement integrated procedures for management, and proceed towards site rehabilitation and restoration. Effective control prescriptions are provided for 56 nonnative plants and groups currently invading the forests of the 13 Southern States. A companion book, “A Field Guide for the Iden ...
Producing and Marketing Wild Simulated Ginseng in
... least 95 pounds per acre of actual phosphorus is available (Persons, 1994). In the wild‑simulated method, there is no tillage of the soil. Many persons recommend planting “woods grown” ginseng in tilled up, raised beds in the woods, under a natural canopy of shade. That method certainly can be used ...
... least 95 pounds per acre of actual phosphorus is available (Persons, 1994). In the wild‑simulated method, there is no tillage of the soil. Many persons recommend planting “woods grown” ginseng in tilled up, raised beds in the woods, under a natural canopy of shade. That method certainly can be used ...
Review NH4 toxicity in higher plants: a critical review
... NH4 + -fed plants generally take up an excess of cations relative to anions (Kirkby 1968, Clark 1982, van Beusichem et al. 1988). At the same time, NH4 + -fed plants normally acidify the external medium (Mevius and Engel 1931, Runge 1983, Findenegg 1987, Goodchild and Givan 1990, Schubert and Yan 19 ...
... NH4 + -fed plants generally take up an excess of cations relative to anions (Kirkby 1968, Clark 1982, van Beusichem et al. 1988). At the same time, NH4 + -fed plants normally acidify the external medium (Mevius and Engel 1931, Runge 1983, Findenegg 1987, Goodchild and Givan 1990, Schubert and Yan 19 ...
The word for beauty is… Lathyrus
... Nepal, but promoted in Bangladesh and Ethiopia. How can a plant become so controversial and why? A simple answer is that grass pea (Lathyrus sativus) is the victim of its own agronomic success: surviving environmental calamities and producing the cheapest protein, helping millions to survive drought ...
... Nepal, but promoted in Bangladesh and Ethiopia. How can a plant become so controversial and why? A simple answer is that grass pea (Lathyrus sativus) is the victim of its own agronomic success: surviving environmental calamities and producing the cheapest protein, helping millions to survive drought ...
poster abstracts
... which is also of importance during periods of water limitation because these fungi provide plants not only with nutrients but also with water. ...
... which is also of importance during periods of water limitation because these fungi provide plants not only with nutrients but also with water. ...
California Native Plants that Qualify for the Santa Clara
... California Native Plants that Qualify for the Santa Clara Valley Water District Landscape Rebate ...
... California Native Plants that Qualify for the Santa Clara Valley Water District Landscape Rebate ...
Environmental Physiology of Plants
... constraints of biomechanics, by reading its own genome or blueprint) are still poorly understood (e.g. Coen, 1999; Niklas, 2000). Where the environment offers abundant resources, few physical or chemical constraints on growth, and freedom from major disturbance, the dominant species will be those ...
... constraints of biomechanics, by reading its own genome or blueprint) are still poorly understood (e.g. Coen, 1999; Niklas, 2000). Where the environment offers abundant resources, few physical or chemical constraints on growth, and freedom from major disturbance, the dominant species will be those ...
Replace, reuse, recycle: improving the sustainable use of
... 140 000 t of phosphate, with 86 000 t used for crop fertilizer and animal feeds (Cooper and Carliell-Marquet, 2013). It is estimated that 2–3 t of phosphate per million people per day enters the UK’s watercourses as treated sewage where it is lost to the environment (Kato et al., 2007) and can impac ...
... 140 000 t of phosphate, with 86 000 t used for crop fertilizer and animal feeds (Cooper and Carliell-Marquet, 2013). It is estimated that 2–3 t of phosphate per million people per day enters the UK’s watercourses as treated sewage where it is lost to the environment (Kato et al., 2007) and can impac ...