串叶松香草栽培技术（The cultivation techniques of conophyllus rosin）.docVIP

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串叶松香草栽培技术（The cultivation techniques of conophyllus rosin）.doc

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串叶松香草栽培技术（The cultivation techniques of conophyllus rosin）

串叶松香草栽培技术（The cultivation techniques of conophyllus rosin） The cultivation techniques of conophyllus rosin The perennial root herb of the genus conocolaceae, which is native to Canada and the north of the United States, is a new and promising forage crop. Is introduced into China by the Chinese academy of sciences in that rosin grass strong adaptability and general land can grow, high yield, born three years rosin grass fresh branches and leaves more than 40000 jin per mu yield, simple management, there are very few diseases and insect pests, the grass rich nutrients, containing up to 18% - 23% crude protein, also contain 17 kinds of amino acids. Rosin grass weight of livestock and poultry feeding effect is obvious, test compared to cattle daily gain higher than 385 g, 153 g, higher than that of pig daily gain were 50 grams, sheep growing heavy chicken rate increased by 15%, two, three years of rosin grass a acres of land available for 10 cows or 20 pigs feed. The biological characteristics of rosin grass Perfolium grass growing up in my area of about 300 days or so, march and October are sowing, generally 10 to 15 days of germination, cotyledon long elliptic, unearthed from fall to winter frost, can grow 6-8 true leaf, dont smoke flowering stems, leaves yellowing of the root and germ wintering end of November. In the second year in early march began to sprout, hypocotyl growth acceleration, when the first leaf, hypocotyl of roughness is equal to the germination period of 5-8 times, and constantly elongation, lower formation of unbranched thick time to take root, about 40 to 50 days can grow 3-4 leaf, simple life about 45 to 60 days, began to smoke stem in early may, 5 - in August as the growth stage, mid to late June budding flower, the mature seeds need 30 to 40 days, put in the middle of July - early August, early September, mature seeds successively, at the end of November, part of yellow on the ground, and then from the shortening of the basal stem produce sev