Results 121 to 130 of about 24,547 (288)

Characteristics of feeding and breeding practices for intensification of smallholder dairy systems in the Kenya highlands [PDF]

open access: yes
This study aimed at better understanding of the characteristics of feeding and breeding practices smallholder farmers adopt in intensifying their dairy production.
Bebe, B.O., Thorpe, W., Udo, H.M.J.
core   +2 more sources

Opportunities for feeding forages to pigs in Uganda [PDF]

open access: yes, 2014
Pigs can play an important role in risk diversification and livelihood security of many smallholder and poor households in Uganda. Women and youth/children provide most of the pigproduction labour, especially for forage collection, feeding and watering;
Carter, N.   +6 more
core   +1 more source

Extreme Weather Events and Agricultural Total Factor Productivity Growth

open access: yesSouthern Economic Journal, EarlyView.
ABSTRACT The productivity of the agricultural sector is crucial for food security in a changing climate. This study estimates the impacts of extreme weather events on agricultural total factor productivity (TFP) growth, contributing to a more comprehensive understanding of the effects of climate change on agriculture.
Wei Zhang
wiley   +1 more source

Sustainable livestock development in low- and middle-income countries: shedding light on evidence-based solutions

open access: yesEnvironmental Research Letters, 2020
Birthe K Paul   +4 more
doaj   +1 more source

Shifting cultivation, livelihoods and change : a study of agricultural decisions in Xieng Ngeun District, Lao PDR : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Development Studies at Massey University [PDF]

open access: yes, 2006
Shifting cultivation has long provided a livelihood for upland farmers in the tropics. However, recent years have seen increasing political, environmental and economic pressure on these farming systems and those who practice them.
Whittaker, Sarah
core  

Tradeoffs between brain and digestive tissues across elevations in Typhlomys daloushanensis: evidence for sexual dimorphism

open access: yesWildlife Biology, EarlyView.
To cope with highly stochastic and/or heterogeneous environmental conditions, animals must balance energy resource allocation across physiological processes. The digestive tract and brain exhibit structural variations under strong developmental and selective pressures that vary across environmental gradients both between and within species.
Yimei Yan   +9 more
wiley   +1 more source

Fermentasi Silase Dan Manfaat Probiotik Silase Bagi Ruminansia [PDF]

open access: yes, 2008
Forage conservation has long been a part of the agricultural scene in some countries in the world. Ensilage is a preservation method for moist forages that is based on natural lactic acid fermentation under anaerobic conditions.
Widyastuti, Y. (Y)
core   +1 more source

Comparative Trends of Sociality Among Terrestrial Carnivores: A Multivariate Analysis 陆生食肉动物社会性的比较趋势:一项多变量分析

open access: yesWildlife Letters, EarlyView.
In this study we analyze the role of phylogeny, environment, and community structure on sociality. Using structural equation modeling (SEM) we aim to quantify the direct and indirect impacts of variables on behaviors including social grouping, reproduction, and space use among Carnivora species.
Jessica Ward   +3 more
wiley   +1 more source

Below the leaves: Integrating above‐ and below‐ground phenology for earth‐system predictability

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Almost every aspect of biological systems has phenology—a pattern in activity or function linked to annual cycles. Most terrestrial phenology research focusses on leaves, the onset of leaf out or senescence.
Kendalynn Morris, Richard Nair
wiley   +1 more source

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