4 DEPARTMENT OF AGRICULTURE BULS. 201-225. 



Department Bulletin 206. — The Woolgrower and the Wool Trade — 



Continued. Page. 



The need of improvement in handling American wools 24 



How American methods of handling wool may be improved 27 



Fundamental rules for the woolgrower 29 



Glossary of terms used in the wool trade 31 



Department Bulletin 207. — The Cypress and Juniper Trees op the 

 Rocky Mountain Region. 



Scope of the bulletin „ 1 



Class and family relationship of cypresses and junipers 3 



Generic characteristics of cypresses 4 



Generic characteristics of junipers 11 



Department Bulletin 208. — Yields op Native Prickly Pear in South- 

 ern Texas. 



Introduction 1 



Yields at Brownsville '. 2 



Yields at San Antonio 7 



General conditions affecting yields . 10 



Department Bulletin 209. — Testing Grape Varieties in the Vinipera 

 Regions op the United States. 



Introduction 1 



Cooperative experiment vineyards and their nature 2 



Acreage in the California experiment vineyards 10 



General plan of planting in the experiment vineyards.-. 10 



Phenological records 10 



Destruction of vj ieyards 11 



Factors in resist ce 12 



Adaptation to soil, climatic, and other conditions 12 



Hybrids 16 



Growth ratings of resistant vines and direct producers 16 



Congeniality and adaptability of vines 26 



Behavior of grapes grafted and on their own roots 27 



Conclusions and suggestions '. 155 



Department; Bulletin 210. — Seed Production of Western White Pine. 



Problems involved in determining seed production 1 



Method employed in measuring the seed crop 2 



Seed production of western white pine 5 



Conclusions 11 



Department Bulletin 211. — Factors Affecting Range Management in 

 New Mexico. 



Introduction - 1 



The topography of New Mexico 2 



Climate 3 



Soils..... 7 



Subdivisions of the land 8 



Relative importance of stock raising 10 



Legal status of the business 15 



Nature of the forage crop and its distribution. 20 



Undesirable range plants 23 



Erosion 25 



Range management 26 



Character of the present opposition to control - 37 



Summary - . 37 



Department Bulletin 212. — Observations on the Pathology of the 

 Jack Pine. 



Introduction - 1 



Diseases 2 



Saprophytic fungi : 8 



Injuries due to other causes - 9 



Conclusions 9 



Department Bulletin 213.— The Use of Land in Teaching Agriculture 

 in Secondary Schools. 



Introduction 1 



Schools reporting school farms and farm animals 2 



Size and tenure of the farm 2 



Use made of the farms 2 



