Publication Date

1993

Description

Oxytropls ochrocephala Bge., the main poisonous plant on the mountainous pasture in southern Ningxia, has Increased dramatically as a result of overgrazing, The results of a series of studies on control of this plant show the following 3 ways are effective, (1) Spraying selective herbicide Butylate which makes the unpalatable dicotyledons drop by 37% and poisonous plant drop by 86.8% while the palatable grasses increase by 230%; the total yield is raised by 5.4%. This method can both control the poisonous plant and improve the pasture. (2) Spraying herbicides Starane, T-101, D-250, etc., which can specifically kill Oxytropis ochrocephala. The effective rate is 95% to 100%. This method can quickly make the pasture available for grazing, (3) By digging out Oxytropls ochrocephala, soaking it in water for 4 days, and then taking it out. This can remove the alkaloid and make it an edible legume for domestic animals.

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Control of Oxytropis ochrocephala Bge. on the Mountainous Pasture of Southern Ningxia, China

Oxytropls ochrocephala Bge., the main poisonous plant on the mountainous pasture in southern Ningxia, has Increased dramatically as a result of overgrazing, The results of a series of studies on control of this plant show the following 3 ways are effective, (1) Spraying selective herbicide Butylate which makes the unpalatable dicotyledons drop by 37% and poisonous plant drop by 86.8% while the palatable grasses increase by 230%; the total yield is raised by 5.4%. This method can both control the poisonous plant and improve the pasture. (2) Spraying herbicides Starane, T-101, D-250, etc., which can specifically kill Oxytropis ochrocephala. The effective rate is 95% to 100%. This method can quickly make the pasture available for grazing, (3) By digging out Oxytropls ochrocephala, soaking it in water for 4 days, and then taking it out. This can remove the alkaloid and make it an edible legume for domestic animals.