Crop Biotech Update


A weekly summary of world developments in agri-biotech for developing countries, produced by the Global Knowledge Center on Crop Biotechnology, International Service for the Acquisition of Agri-biotech Applications SEAsiaCenter (ISAAA), and AgBiotechNet 
August 2, 2002

In This Issue:

NZ Introduces New Tests for GM Corn
Framework for Coexistence of Supply Chains Formulated
French Approves GM Field Trials
Biotechnology Can Enhance Yield and Nutrition
USDA: US-China Trade Will Not be Disrupted
Biotech Enriches Iron Content in Rice
 

 

NZ INTRODUCES NEW TESTS FOR GM CORN

New protocols to test imported sweet corn and corn seeds for the presence of genetically modified (GM) seeds take effect 1 August 2002 in New Zealand.

No GM crops are grown commercially in New Zealand and GM seeds have not been approved for release into the environment. The Ministry of Agriculture and Forestry (MAF) is responsible for preventing unapproved GM seeds being imported into New Zealand. The current testing regime expires on 31 July 2002.

MAF has released a revised import health standard for corn for sowing. All consignments of sweet corn and corn seeds for sowing must be tested for the presence of unapproved GM seeds, either offshore or at the border, unless MAF is satisfied that the source country has sufficient systems in place to provide a level of assurance equivalent to testing every consignment.

MAF's Director of Plants Biosecurity, Richard Ivess said MAF is extending its current testing regime to include a wider range of seeds. As well as extending the sweet corn regime to corn seeds from 1 August 2002, testing of canola seeds will start from 1 October 2002, in time for the planting season. MAF will begin discussions with industry to introduce testing for soybeans starting 1 January 2003.

MAF will develop a standard criteria for deciding whether countries are free from commercial production of GM varieties, and have sufficient controls at their borders and over any trials of GM crop. Until then, MAF will consider applications from countries in consultation with other New Zealand agencies and will publish its decisions. Once approved, routine testing of seeds will not be required though MAF may conduct random testing of imports.

The new testing protocol was developed by MAF in consultation with other government agencies including the Environmental Risk Management Authority and the Ministry for the Environment. MAF also consulted widely with the public and industry through its discussion paper released on 6 May 2002.




FRENCH APPROVES GM FIELD TRIALS 

Asia Intelligence Wire reports that the French government has approved eight new field trials on genetically modified (GM) crops by Biogemma, Bayer CropSciences, Pioneer Genetique and AGPM Technique. Biogemma is due to start trials on corn in Blagnac and Artonne this year. Other trials will start in Spring 2003. 

Tighter restrictions have been imposed on these trials. The sites must be inspected by the regional plant protection authorities and they must be at least 400 m (instead of 200 m) away from traditional crops. In May 2002, GM corn was planted to study the traceability of the crop in controlled natural conditions.




USDA: US-CHINA TRADE WILL NOT BE DISRUPTED 

US Agriculture Secretary Ann Veneman met with Chinese officials for three days where she pursued various trade topics including soybean GMO regulations, issuances of import licenses, and use of export subsidies for corn and cotton. Veneman received broad assurances that trade will not be disrupted.

Earlier this year, China put out interim regulations on biotechnology with the final regulation due in December. Some sectors have reacted to the rules saying that they need clarification and it was expected that China's GM labeling laws would be on top of Veneman's agenda.

Secretary Veneman and Agriculture Minister Du identified officials to review science aspects of the issues to resolve trade concerns on both sides. Veneman said that the US received strong assurances that China intends to 'strictly follow' all WTO rules and that the US stands ready to "provide technical and other assistance to help in their timely compliance".

Secretary Veneman's transcripts of press conferences as well as a press release on the topic can be accessed at http://www.usda.gov/news/releases/2002/07/0318.htm 




FRAMEWORK FOR COEXISTENCE OF SUPPLY CHAINS FORMULATED 

Amidst the polarized views on conventional, organic and agri-biotech farming, a document for policies that will allow supply chains to co-exist has been drafted in Australia. Authored by the Gene Technology Grains Committee, "A Strategic Framework for Maintaining the Coexistence of Supply Chains" was formulated to allow producers to choose production systems and supply chains they wish to participate in.

The draft-for-discussion of the framework seeks to enable:

  • grain suppliers to competitively meet the requirements of their chosen market;
  • the release of GM crops in ways that maintains or enhances the natural resource base and minimizes offsite impacts;
  • producers to use technologies appropriate to their chosen farming system; and
  • the incorporation of GM crops into individual farming systems using techniques that would maximize the technology's effective life.

Industry initiatives are proposed to be developed in accordance with six principles. There will be transparency and consultation where the sectors of the grain industry. They will have the opportunity to contribute to the development of the grain industry but they will be responsible for communicating their requirements and contributing to industry issues.

The producers will have the freedom of choice in production systems. Reasonable measures will be implemented based on science, customer and regulatory requirements that are flexible, practical and cost effective incorporating relevant initiatives.

Participants from one supply chain will have the responsibility to act such that their activities will not interfere with another supply chain. There will be monitoring and review where new measures are developed or existing ones revised in response to changing circumstances. Lastly, there will be a case-by-case planning where plans are developed that address risks identified with the introduction of crops or specific genetic traits into a grains sector.

The framework was formulated to "enable the coexistence of different production systems and supply chains such that they concurrently operate in a responsible, harmonized, profitable and sustainable manner and in response to changing market, environmental, agronomic and technology requirements". The full document can be downloaded at http://www.afaa.com.au




BIOTECHNOLOGY CAN ENHANCE YIELD AND NUTRITION

Crop biotechnology is being used to enhance human nutrition by improving global food security and by enhancing the nutritional composition of foods. Maureen Mackay made this statement in an article entitled "The Application of Biotechnology to Nutrition: an Overview" which was published in the Journal of the College of American Nutrition Vol. 21, No. 3, 2002.

There are several projects in Africa, South East Asia and Latin America where biotechnology is being used to enhance locally grown crops. Examples are the Kenya Sweet Potato Project; the ringspot virus resistant papaya in Hawaii and Southeast Asia; and the high carotene mustard seed oil which may benefit people in India, Nepal and Bangladesh.

There are other projects that would enhance the nutritional composition of food to the benefit of both developing and developed countries. Canola has been modified to over-express stearic acid which results in a vegetable oil which requires little or no hydrogenation, has no transfatty acid and provides the food processing qualities of hydrogenated oil without the hydrogenation process. Workers in Japan have reduced the content of an allergenic protein in rice by silencing the gene expressing protein. Genetic engineering techniques are being used to put vaccines into food such as potatoes and bananas.

Mackey said that over 51 crops have been enhanced via biotechnology in the past six years. Though most of these technologies were used on crops grown in the developed countries, biotechnology that will improve yields of crops in developing nations are already being seen. The author further said "the introduction of such new products will require the development of new policies and procedures to assure their safe and appropriate introduction into the marketplace".

The article is available online at http://www.jacn.org/cgi/reprint/21/suppl_3/157S.pdf.




BIOTECH ENRICHES IRON CONTENT IN RICE 

Around 30% of the world's population is estimated to be deficient in iron, making it the most widespread nutrient deficiency. Iron supplements may rapidly improve an anemic person's condition but it is expensive. Fortifying food is thought to be the best long-term strategy but iron compounds of relatively high iron availability cause color and flavor changes in food while the compounds which do not react organically are usually poorly absorbed by the body. 

An alternative and more sustainable approach would be enriching the food staples either by plant breeding or genetic engineering. Dr. Paola Lucca of the Institute for Research in Biomedicine, Switzerland, with Drs. Richard Hurrell and Ingo Potrykus, conducted experiments that aimed to increase the iron content in rice endosperm and improve its absorption in the human intestine by using genetic engineering.

They introduced a ferritin gene from the Phaseolus vulgaris into rice grains to increase their iron content. A thermo-tolerant phytase from Aspergillus fumigatus was also introduced to increase bioavailability. Endogenous cysteine-rich metallothionein-like proteins were also over-expressed since they are considered as enhancers of iron absorption.

Transgenic rice grains were produced that could potentially increase both iron intake and bioavailability. However, more work remains to be done to evaluate the bioavailability of the iron to humans.

The paper "Fighting Iron Deficiency Anemia with Iron-Rich Rice" was published in the Journal of the American College of Nutrition Vol. 21, No. 3. It is also available online at http://www.jacn.org/ cgi/reprint/21/suppl_3/184S.pdf

 

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