Sentences with phrase «subsistence crops»

(https://www.24hoursofreality.org/) In Ghana, women farmers produce some 70 percent of subsistence crops, giving many a ground - level perspective on the impacts of climate change.

Increased public - sector involvement in crop development — much of which has been ceded to companies over the past decades as seeds evolved into patentable commodities — will be needed to apply increasingly cheap biotech improvements to subsistence crops like cassava, for example, Baulcombe said.

These BR - dependent phenotypes therefore represent two potential avenues for enhancing grain production in millets, including subsistence crops in many developing countries that remain largely untapped for genetic improvement.

The system includes a diversity of cash and subsistence crops (e.g. bananas, coffee, yams, and beans) as well as livestock.

These land degradation impacts can also jeopardize food security, because smallholder farmers combine growing tea and subsistence crops on their plots.

They may be replaced with barren cattle pasture, subsistence crops, or some other crop less eco-friendly than coffee.

One isolated ridge - top in the Andean foothills of western Ecuador, only twenty square kilo - meters in area, lost as many as ninety unique plant species when the last of its forest was cleared to plant subsistence crops (Wolf 1987).

Maize is the dominant subsistence crop in sub-Saharan Africa and Latin America, where 17 percent to 30 percent of children under age 5 are vitamin A deficient, said Buckler.

This holds farmers hostage to patented varieties at prices that continually rise — a practice that hurts all farmers, but especially those in developing countries where such hikes can mean the difference between a subsistence crop and starvation.

Not exact matches

The storm flooded fields and destroyed crops in places like Haiti and Cuba, where many people are subsistence farmers.

A subsistence farmer earned an estimated 500 drachmas per year for his crop.

Subsistence farmers depend on the soil to produce food for their families; they know the seasons and when rains will come to water their crops and allow seeds to send out roots.

In fact, many multiple cropping systems, such as those developed by smallholders and subsistence farmers, even show higher yields in terms of total harvest per unit area.

The world's exploding population has made it profitable for big business to raze forests so it can plant mega crops like soy and oil palm; meanwhile, on a much, much smaller scale, subsistence farmers often clear trees so they can plant crops to feed their families and bring in small amounts of cash.

Now, geneticists have developed a potential boon for the health of African subsistence farmers who rely on the crop: transgenic plants with roots practically free of cyanide - forming chemicals.

He says the bank's backing for economic reforms in developing countries, which tends to favour cash crops over local subsistence, makes that a worrying prospect.

The winners are Sakhiwe Shongwe and Bonkhe Mahlalela, both 14, and their winning project explores an affordable way to provide hydroponics to poor subsistence farmers, enabling them to grow their crops and vegetables in very large quantities and within limited space without using soil.

The wild marama bean (Tylosema esculentum), a legume that could serve as a sustainable crop in subsistence regions, is collected for a research collaboration between undergraduates at Case Western Reserve University and the University of Namibia.

Areas of «natural dung accumulation,» where animals hung out, would have provided «patches of superfertile ground that early crops would have colonized,» she points out, adding that «subsistence farmers are extremely observant of small differences in growth and productivity among their plots.»

Rich in protein, oil, and starch, the marama bean is a tuber - producing perennial legume that could serve as a sustainable crop in subsistence regions.

Light - fingered chimpanzees are changing the way subsistence farmers make a living in Africa by causing them to grow different crops and spend more time guarding their goods.

These phenotypes represent two potential avenues for enhancing grain production in millets, including orphan crops that provide subsistence in developing countries and remain largely unimproved.

So Apatosaurus protagonist Arlo (voiced by Raymond Ochoa) is born into a family of homesteading subsistence farmers, constantly worried that the crops will fail and leave them with insufficient food to survive the brutal winters in the shadow of the Clawtooth Mountains.

The rapidly accumulating evidence of soil depletion over wide agricultural areas, the reduction in crop yields on improperly fertilized or unfertilized areas and on others, the reduction of fertility levels to the point where fertilizer applications represent the minimum subsistence diet, combined with an aroused public consciousness of the importance of soil fertility conservation and restoration, will inevitably lead to a demand that the chemical industry provide here the same high order of service which it offers elsewhere in meeting man's aspirations for more abundance and greater efficiency.

Going further back, you can also use accounts of where cold - sensitive crops were grown (e.g., vineyards in medieval England), and of subsistence farms being established and then failing in marginal areas, such as the south of Greenland.

This analytical report provides an overview of what climate change will mean to subsistence and smallholder farmers in Lesotho, and how the capacity for climate change adaptation in agriculture can be strengthened, focusing on selected areas of crops, livestock and forest - based livelihood systems, to stabilize and improve yields.

The scope of this chapter, with a focus on food crops, pastures and livestock, industrial crops and biofuels, forestry (commercial forests), aquaculture and fisheries, and small - holder and subsistence agriculturalists and artisanal fishers, is to: examine current climate sensitivities / vulnerabilities; consider future trends in climate, global and regional food security, forestry and fisheries production; review key future impacts of climate change in food crops pasture and livestock production, industrial crops and biofuels, forestry, fisheries, and small - holder and subsistence agriculture; assess the effectiveness of adaptation in offsetting damages and identify adaptation options, including planned adaptation to climate change; examine the social and economic costs of climate change in those sectors; and, explore the implications of responding to climate change for sustainable development.

Those crises could mean lost income for American commercial farmers, as well as food shortages for poorer subsistence farmers, who rely on their crops to feed themselves and their families, Lesk said.

The results revealed that wildlife loss outpaced the rate of deforestation, and that large, commercially valuable wildlife such as Sumatran tigers, rhinos and elephants declined faster than small primates and deer, which are only hunted as crop raiders or for subsistence.

A cycle involving incremental degradation, repeated and extensive fires, and shifting small plots for subsistence tends to occur long before any consideration of crop choices influenced by global market prices.

Oats, potatoes and animal husbandry occasionally brought profits to some farmers, but most grew these crops for subsistence.