Manejo de Suelos - Fertilización, Compostado, Nutrición vegetal

Organic polyculture of passion fruit, pineapple, corn and cassava: the influence of green manure and distance between espaliers

The organic fruit crop should incorporate the principles of sustainable agriculture, with a guarantee of productivity coupled with ecological diversity, using techniques of policultive with regional species. The aim of the study was to evaluate the effect of the green manure crops [Canavalia...
Sebastião Elviro de Araújo Neto
Pedro Arruda Campos
Leonardo Barreto Tavella
Antônio Jussier da Silva Solino
Irene Ferro da Silva
Ciência e Agrotecnologia

Reducción de la lixivación de nitratos y manejo mejorado de nitrógeno con sondas de succión en cultivos hortícolas

El nitrógeno (N) es el nutriente añadido en mayor cantidad a los cultivos. Sin el aporte de N fertilizante, los altos niveles productivos en la producción moderna de cultivos no serían posibles, con lo cual no se podría alimentar a la actual población...
María Rosa Granados García
Rodney B. Thompson
María Dolores Fernández Fernández
Juan Carlos Gázquez Garrido
María Luisa Gallardo Pino
Carolina Martínez-Gaitán
Fundación Cajamar

Guía práctica para la caracterización del suelo y del terreno

La información que usted obtenga siguiendo esta guía podrá usarla para comparar las condiciones de su suelo con los datos de otros agricultores que dispongan de esta misma guía o de otra semejante. De esta forma, podrá buscar otros suelos con condiciones...
James H. Cock
Diana M. Alvarez
Marcela Estrada
Centro Internacional de Agricultura Tropical (CIAT)

Herbicide Carryover in Hay, Manure, Compost, and Grass Clippings

Many farmers and home gardeners have reported damage to vegetable and flower crops after applying horse or livestock manure, compost, hay, or grass clippings to the soil. The symptoms reported include poor seed germination; death of young plants; twisted, cupped, and elongated leaves; misshapen...
Jeanine Davis
Sue Ellen Johnson
Katie Jennings
North Carolina Cooperative Extension

Using Organic Fertilizers

Sustainability of agriculture has become a major global concern since the 1980s. Soil organic matter is very important in the functions of soil inasmuch as it is a good indicator of soil quality because it mediates many of the chemical, physical, and biological processes controlling the capacity...
Ren-Shih Chong
Food & Fertilizer Technology Center

Growth and yield of grafted cucumbers in soil infested with root-knot nematodes

The aim of this study was to determine the effect of rootstocks on the growth and yield of cucumber (Cucumis sativus L.) plants in soils infested with root-knot nematodes (Meloidogyne spp.) Cucumber ‘Adrian’ was grown with its own roots or was grafted onto three rootstocks of Lagenaria...
Smiljana Goreta Ban
Katja Žanić
Gvozden Dumičić
Emilija Raspudić
Gabriela Vuletin Selak
Dean Ban
Chilean Journal of agricultural Research

Crop Rotation on Organic Farms: A Planning Manual

Crop rotation is a critical feature of all organic cropping systems because it provides the principal mechanism for building healthy soils, a major way to control pests, and a variety of other benefits. Crop rotation means changing the type of crop grown on a particular piece of land from year to...
Charles L. Mohler
Sue Ellen Johnson
Jody Bolluyt
Peter Lowy
Margaret Tuttle McGrath
Anusuya Rangarajan
Kimberly A. Stoner
Eric Toensmeier
Harold van Es
Natural Resource, Agriculture, and Engineering Service (NRAES)

Effects of seven different mycorrhizal inoculum in Persea americana in sterile and non-sterile soil

Some mycorrhizal fungal species could have certain compatibility and efficiency in the development of the host. Recently, avocado producers became interested in the use of arbuscular mycorrhizal fungi (AMF) for the production of plants in nurseries; therefore, it is important to revise the...
Jacob Bañuelos,
Dora Trejo
Liliana Lara
Mayra Gavito
Yazmín Carreón
Gustavo Ortíz
Tropical and Subtropical Agroecosystems

Impact of soil fertility management practices on a major insect pest infestation and yield of beans (phaseolus vulgaris L.) in Taita district, Kenya

The common bean is an important food and cash crop in Eastern, Central and Southern Africa. It provides food for more than 100 million people and is a critical source of income for rural households. Common bean yields, however, have declined in the last ten years. This decline is the result of...
W.N. Ochilo
G.H. Nyamasyo
J.H. Nderitu
African Journal of Food, Agriculture, Nutrition and Development

Management of Composting

Proper and regular additions of on-farm organic wastes such as animal manure and crop residues are of utmost importance in maintaining the tilth, fertility, and productivity of agricultural soils; in protecting them from wind and water erosion; and in preventing nutrient losses through runoff and...
Shang-Shyng Yang
Food & Fertilizer Technology Center