نتایج جستجو برای: when agriculture products decrease

تعداد نتایج: 1938682  

2010
Ido Sella Yehuda Benayahu

The octcoral Sarcophyton glaucum has a wide IndoPaci¢c distribution and is known for its diverse content of natural products.The aimof the current study was to establish a protocol for rearing miniature cuttings of S. glaucum in a closed seawater system. In order to determine the optimal conditions for rearing, the survival, average dry weight, percentage of organic weight and development of th...

2012
Yulia Khabarova Valentina Grigoryeva Sari Tuomisto Pekka J. Karhunen Kari Mattila Mauri Isokoski

Objectives The frequency of adult-type hypolactasia (lactase non-persistence) varies widely among different ethnic groups. The cultural historical hypothesis assumes a link between the occurrence of hypolactasia and the distribution of dairy farming. The nomadic Nenets have been reindeer herders for generations and have therefore not consumed any dairy products. The hypotheses here was that the...

Journal: :Pest management science 2003
Lars W J Anderson

Ever-increasing demand for water to irrigate crops, support aquaculture, provide domestic water needs and to protect natural aquatic and riparian habitats has necessitated research to reduce impacts from a parallel increase in invasive aquatic weeds. This paper reviews the past 4-5 years of research by USDA-ARS covering such areas as weed biology, ecology, physiology and management strategies, ...

2017
Albert Bleeker Jan Willem Erisman

Deposition of nitrogen forms one of the largest threats to the vitality and biodiversity of Dutch nature areas. Of the two nitrogen compounds contributing to the total nitrogen deposition, Dutch sources of reduced nitrogen are estimated to contribute 47% to the total nitrogen deposition, whereas for oxidised nitrogen this is only 15%. For Dutch policy, it is therefore most effective to decrease...

2005
P. F.

Europe with a long and proud tradition of dairy farming is about 105% selfsufficient in dairy products. This paper has been developed to answer the questions: (I) Should Europe continue to c o n m e a high level of dairy products? (2) Should Europe remain self-sufficient in dairy products? (3) If the answers to I and 2 are ‘yes’, is any change required in Europe’s attitude towards the use of da...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Thomas P Van Boeckel Charles Brower Marius Gilbert Bryan T Grenfell Simon A Levin Timothy P Robinson Aude Teillant Ramanan Laxminarayan

Demand for animal protein for human consumption is rising globally at an unprecedented rate. Modern animal production practices are associated with regular use of antimicrobials, potentially increasing selection pressure on bacteria to become resistant. Despite the significant potential consequences for antimicrobial resistance, there has been no quantitative measurement of global antimicrobial...

2007
WARWICK CATTO

I would firstly like to acknowledge the many members, presenters, organisers and executive members who have given there time and valuable input over the last 75 years making the NZ Grasslands Association the organisation it is today. The 68 proceedings are an invaluable record of NZ’s post 1920s pastoral history and developments. It provides a scientific record with all its insights but also a ...

Journal: :Asian Journal of Agricultural Extension, Economics and Sociology 2023

The conservation status of Indian camels and their declining population is a growing concern, with the IUCN listing them as threatened species. decline in attributed to decrease use for agriculture transportation, well demand camel milk products. However, has been shown have various health benefits approved sale India by Food Safety Standards Authority. study explored brand preferences factors ...

2002
D. A. V. Velankar

Dairy Farming is a class of agricultural, or more properly, an animal husbandry enterprise, raising female cattle, goats, or certain other lactating livestock for long term production of Milk, which may be either processed on site or transported to a dairy for processing and eventual retail sale. Most dairy farms sell the male calves borne by their cows/buffaloes usually for real production, ra...

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