Eradication of Wild Buckzvheat. 213 



Wild buckwheat is distributed by means 

 of birds, wind and water, and to a greater 

 extent probably through the agency of 

 manure, the droppings of cattle and the 

 seeds of cereals. 



Modes of Eradication. 



The following are the modes of eradica- 

 tion that have been found most successful 

 in dealing with wild buckwheat : 



1. Varying the rotation. Vary the rota- 

 tion so that much greater, prominence will 

 be given for a time to meadow and pas- 

 ture and to cultivated crops. It may be 

 mentioned here that in the judgment of 

 the writer, too little attention is given to 

 the growth of cultivated crops in nearly all 

 parts of the Northwest. If these were 

 more extensively grown and suitably cared 

 for, noxious weeds would soon be mate- 

 rially lessened. 



2. Grozving cultivated crops. Grow cul- 

 tivated crops and clean them so effectively 

 that none of the seeds of the wild buck- 

 wheat plants will mature. 



3. Solving dean seed. Make sure that 

 only clean seed is sown, and use special 

 care in preparing: the seed of cereals for 



