CANADA STOCKS - TSX rises 0.64 percent

* The Toronto Stock Exchange's S&P/TSX rose 100.37 points, or 0.64 percent, to 15,702.69. * Leading the index were Eldorado Gold Corp, up 5.6 percent, Nexgen Energy Ltd, up 4.6 percent, and Alacer Gold Corp , higher by 4.2 percent. * Lagging shares were Cronos Group Inc, down 6.1 percent, Home Capital Group Inc, down 3.2 percent, and Ensign Energy Services Inc, lower by 2.9 percent. * On the TSX 178 issues rose and 55 fell as a 3.2-to-1 ratio favored advancers. There were 22 ne