Results 41 to 50 of about 1,047,697 (160)

Effects of Feeding Rumen-Protected Sunflower Seed and Meal Protein on Feed Intake, Diet Digestibility, Ruminal, Cecal Fermentation, and Growth Performance of Lambs

open access: yesAnimals, 2019
The objective of this study was to analyze the efficacy of a treatment (MAH) of sunflower seed (SS) and meal (SM) with a malic acid solution (1 M; 400 mL/kg) and heating (150 °C, 2 h) to protect protein against rumen degradation and to improve the ...
Andrés Haro   +4 more
doaj   +1 more source

Study of emitter clogging by means of different irrigation quality indexes using reclaimed water

open access: yesIngeniería del Agua, 2022
In this work, the evolution of six irrigation quality indexes was studied using treated wastewater, according to the treatment applied, the type of emitter, its hydraulic behavior and its insertion form.
Rafael Reyes Requena   +5 more
doaj   +1 more source

Unveiling human–wildlife interactions in the context of livestock grazing abandonment and the return of large carnivores, ungulates and vultures: A stakeholder perspective

open access: yesPeople and Nature, Volume 8, Issue 7, Page 2078-2090, July 2026.
Abstract Pastoral practices remain a widespread economic activity across European mountain regions. However, the viability of this activity may be threatened by the recovery of large wild vertebrates associated with passive rewilding, leading to the so‐called human–wildlife conflicts.
P. Acebes   +4 more
wiley   +1 more source

Fuentes estadísticas y producción pesquera en España (1880-1936): una primera aproximación [PDF]

open access: yes, 1991
Este trabajo trata de llamar la atención sobre un sector prácticamente ignorado por la historiografía económica española, pese a la importancia que ha tenido y tiene la pesca marítima, y no sólo para determinadas regiones litorales.
Giraldez Rivero, Jesús
core   +1 more source

Soil Microbial Diversity and Network Organization Respond to Land Use and Agricultural Inputs Worldwide

open access: yesGlobal Change Biology, Volume 32, Issue 7, July 2026.
Based on a global analysis of 1921 soil samples, we show that agricultural management acts as a powerful ecological filter reshaping microbial communities. Land use and inputs—pesticides and fertilizers—drive a functional shift toward opportunistic pathogens and fragmented, less connected microbial networks, potentially compromising soil ecosystem ...
Zaki Saati‐Santamaría   +88 more
wiley   +1 more source

La productividad de la tierra en España 1752-1930: Tendencia a largo plazo [PDF]

open access: yes, 1993
Editada en la Universidad Carlos IIIEl objetivo fundamental de este trabajo es calcular la tendencia a largo plazo de la Productividad de la tierra en España entre 1752 y 1930, utilizando para ello por primera vez una fuente prácticamente desconocida en
Miguel Ángel Gutiérrez Bringas   +2 more
core   +2 more sources

Effect of a Diet Supplemented with Malic Acid–Heat (MAH) Treated Sunflower on Carcass Characteristics, Meat Composition and Fatty Acids Profile in Growing Lambs

open access: yesAnimals, 2020
The objective of the study was to assess the effects of feeding sunflower meal (SM) and seeds (SS) protected against rumen degradation on carcass characteristics and composition and fatty acid (FA) profile of lamb meat.
Andres Haro   +5 more
doaj   +1 more source

Association of Agro‐Morphological Traits With Cup Quality in Accessions of Coffea arabica L. From the INIA Germplasm Bank, Peru

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 2, June 2026.
ABSTRACT In recent years, Peruvian coffee production has increasingly focused on specialty coffees, with cup quality (CQ) as a key criterion. While previous studies have characterized the Coffee Germplasm Collection of the National Institute of Agrarian Innovation (CGC‐INIA), few studies have analyzed coffee cup quality.
Ronald Pio Carrera‐Rojo   +6 more
wiley   +1 more source

Use of remote sensing in zoning's studies for terroir and precision viticulture: Implementation in DO Ca Rioja (Spain) / Uso de la teledetección en los estudios del terroir para la viticultura de precisión: Aplicación en la DO Ca Rioja (España)

open access: yesBIO Web of Conferences, 2016
There are two principal ways of plot/exploitation management: Traditional or Conventional Managing (MC) and Precision viticulture (VP). Even though the technological requirements from these systems are different, in both cases, the Zoning or Variability ...
Gómez-Miguel Vicente D.   +3 more
doaj   +1 more source

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