Results 51 to 60 of about 97,140 (212)
Ground traps are more effective than adhesive traps in measuring seed rain species richness and density. They also allow to more closely resemble the seed production of the surrounding vegetation. Management‐driven differences in the vegetation were not reflected by the seed rain of any trap type, but the advantages and disadvantages of different trap ...
Alois Fundneider +6 more
wiley +1 more source
Los suelos montanos afectados por la pérdida de bosque, el fuego y la ganadería son más propensos a la erosión y, en consecuencia, a una degradación más rápida que afecta su fertilidad.
Paola A. Rocabado +4 more
doaj +1 more source
¿Por qué se destruyen los recursos naturales renovables? (II)
Most ecologists agree that the day is not far off when humanity will be short of food, the evil is getting worse every day as the population grows geometrically without control. The cases of India, China and Japan have shown the world an insufficient food system, depleting resources.
Universidad Cooperativa de Colombia +1 more
openaire +1 more source
Introducción y objetivos: Existe una creciente demanda de estudios que evalúen el costo-beneficio de la aplicación de técnicas de control de especies no nativas.
Tatiana Alejandra Valfré-Giorello +3 more
doaj +1 more source
Hydrogen peroxide in micropropagation of Lilium: A comparison with a traditional methodology [PDF]
The micropropagation of Lilium longiflorum requires adequate equipment which may not be afforded by small laboratories or producers. In this work we compared traditional methodology with a protocol that included easily available elements to sterilize ...
Curvetto, Nestor Raul +2 more
core
Disease Tolerance in Helianthus petiolaris: A Genetic Resource for Sunflower Breeding [PDF]
Argentina is a major sunflower producer in the world, with crop acreage of 2−2.7 million ha in the last four years. Sunflower crop yield is often influenced by sanitary constraints, mainly fungal pathogens.
Cantamutto, Miguel +2 more
core +1 more source
La crisis energética frente a los recursos naturales renovables.
All the country's soils are in the process of exhaustion or weariness, this is due to their misuse or management. This negative factor is greatly serious in numerous regions such as Boyacá, Santanderes, Nariño, Cundinamarca, Antioquia, Huila, old Caldas, in which a type of empirical or traditional agriculture is practiced, without mediating rational ...
Díaz Arbeláez, Bernardo +1 more
openaire +1 more source
RSR Calculator, a tool for the Calibration / Validation activities
The calibration/validation of remote sensing products is a key step that needs to be done before its use in different kinds of environmental applications and to ensure the success of remote sensing missions.
C. Durán-Alarcón +3 more
doaj +1 more source
Spent Oyster Mushroom Substrate in a Mix with Organic Soil for Plant Pot Cultivation [PDF]
Disposal of spent mushroom substrates can pose a problem to the environment. The reuse in crop production by its recycling as an ingredient of growing mixes would provide an environmentally safe disposition.
Curvetto, Nestor Raul +2 more
core +1 more source
Effect of Planting Date, Clipping Height, and Cultivar on Forage and Grain Yield of Winter Wheat in Argentinean Pampas [PDF]
In Argentinean Pampas, new wheat (Triticum aestivum L.) cultivars are routinely introduced to farmers for dual-purpose production. The objective of this study was to evaluate the effect of planting date, clipping height on forage, and grain yield for ...
Arroquy, Jose Ignacio +3 more
core +1 more source

