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late growth and yield of canola as CO is the with vegetative indices could greatly improve 113. Wild berries for northern agricultu­
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substrate for photosynthesis and therefore a the predicting reliability of RFR up to 85% with re ­ selection, propagation, conservation
macronutrient ("CO fertiliZation efect') and 53­57% lower RMSE compared to NDVI­ or and production
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this can ofset some of the negative efects SPAD­based models A s such all features RFR S C DEBNATH. St. John’s Research and Deve­
of extreme climate This paper examines the was used to make precise N recommenda­ lopment Centre, Agriculture and Agri-Food Ca­
potential impact of these pro ected climate tions A rate of 150 kg N ha was suggested nada, St. John’s, Newfoundland and Labrador,
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change scenarios and resultant changes in for most scenarios in eastern Canada with a A1E 6J5, Canada.
CO concentrations temperature moisture slightly higher (160 kg N ha ) for those sites of
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growing degree days and increase in frequen­ even precipitation distribution Wild blueberr y (Vaccinium spp L ) cranberr y
cy and severity of extreme events on canola (V. macrocarpon Ait ) lingonberr y (V. vitis-idaea
yields and quality Current and emerging 112. The role of canola in carbon seques­ L ) and cloudberr y (Rubus chamaemorus
pest distributions and se verity along with tration in Western Canada soils L ) are native to northern Canada While
biodiversity on the Canadian prairies were I G EPP W O WARD AND C B REMPEL blueberr y (lowbush and highbush) is the most
also assessed under climate change scenarios Canola Council of Canada, 400-167 Lombard important fruit crop in Canada with highest
Adaptive strategies for continued profitable Avenue., Winnipeg, MB R3B 0T6, Canada. farm gate value followed by apple grape and
canola production are also discussed cranberr y lingonberr y and cloudberr y are two
Soil Organic Carbon (SOC) in agricultural important indigenous food crops rich in an­
111. Machine learning­based canola lands is vital for global food production and tioxidant metabolites Wild berries and hybrids
yield prediction and site­specific nitrogen greenhouse gas (GHG) mitigation Over the between wild and cultivated berries are of
recommendation past several decades canola acres have significant importance for conser ving genetic
G WEN B­L MA Ottawa Research and De­ rapidly increased while at the same time resources and community food production
velopment Centre, Agriculture and Agri-Food summerfallow acres have declined leading to due to their higher production and winter
Canada, 960 Carling Avenue, Ottawa, ON K1A an increase SOC Low­till and no­till farming hardiness compared to existing cultivars New
0C6 Canada. practices allow Canadian farmers to sequester techniques for conser vation propagation and
11 million tonnes of greenhouse gases (GHG) selection of pest resistant and high antioxidant
An efective crop yield prediction is critical in their fields each year Less tilling means containing wild germplasm will play signifi­
for precise nitrogen (N) fertiliZation However farmers are making fewer passes over the cant role for preser ving valuable biodiversity
crop yield forecasting is highly complex due field with tractors and tillage implements and for a sustainable production system in
to many influenced factors such as genotype reducing fuel and GHG emissions A s a result the North The current review deals with the
and environment The ob ective of this study of increased conser vation tillage practices in­depth progress on diferent aspects of wild
is to develop a machine­learning algorithm Canadian farms now use between 126 and 194 berr y germplasm characteriZation at molecu­
i e random forest regression (RFR) to make fewer litres of diesel each year reducing GHG lar and biochemical levels their propagation
decisions in site­specific N recommendation emissions by about 450 000 to 750 000 tonnes in vitro and use of molecular markers for
at an early growth stage through canola yield per year The ma ority of increased recent the clonal fidelity of micropropagated wild
prediction A 4­yr (2013­16) field experiment carbon input in Western Canada has been berries The paper also covers the utiliZation
with series of N rates (0200 kg N ha ) and largely driven by the increasing area and yield of epigenetics in tissue culture berr y crop
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timing (at planting or split application at GS16) of canola In additions to increasing yields improvement
was conducted at 5 locations in eastern Cana­ crops with larger root systems and higher root
da Hybrids InVigor 5440 and L150 were used to shoot ratio like canola provide higher be­ 114. Assessing the yield and stability of
in 2013 and 2014 while L150 was replaced with lowground carbon input and impact radiative cropping systems in the major ecozones
L140P since 2015 The pre­planting soil pro­ forcing Based on carbon calculations which on the Canadian Prairies
perties (texture pH P K and organic matter) attribute carbon change to individual crops LIU K ASGEDOM H BAINARD LD ENTZ M 4
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weather (precipitation and temperature) N increasing canola yields to an average of 52 HUBBARD M IHESHIULO E KHAKBAZAN
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rate plant phenotypes (height and density) bushels per acre by 2025 will sequester an M KUBOTA H LARNEY F LEMKE R LUP­
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and vegetative indices (NDVI and SPAD) collec­ additional five million tonnes of greenhouse WAYI N PENG G HERNANDEZ RAMIREZ G 8
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ted before the 6­leaf stage were used to train gases in Canadian soils each year relative to SEMACH G STANLEY K STRYDHORST S ST
the validate the models Results showed that 2005 The impact of canola production practi­ LUCE M TIDEMANN B AND GAN Y 1
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weather condition is the most important factor ces and yields will be presented in context of Agriculture and Agri-Food Canada, Swift
to determine seed yield with a GINI score of canola industries commitment to Canada and Current Research and Development Centre,
22% Single vegetative index (NDVI or SPAD) UN sustainability goals Canola has a strong PO Box 1030, 1 Airport Road, Swift Current, SK
could illustrate over 55% of seed yield in terms history of helping Canada reduce its overall S9H 3X2 Canada; (H.A., R.L., G.P.) Agriculture
of relative error (RE) However a high root­ GHG emissions and will play a critical role in and Agri-Food Canada, Saskatoon Research
mean­square error (RMSE) approaching 30% further reductions and Development Centre, 107 Science Place,
of average yield was obser ved Incorporating Saskatoon, SK S7N 0X2 Canada; (L.D.B.) Agassiz
other features (soil properties weather etc ) Research and Development Centre, Agriculture
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