-5- 



Date of Length in Appearance of 



Rain (Ma y) Hours Tree Stage Scab (May) 



6-7 36 Mid-bloom 21-23 



12-13 14 Calyx 25-26 



16-17 16 pre-lst Cover 27-30 



That large quantities of vitamin Bl which exercises a beneficial 

 effect on the hixnian nervous system have been found by Yale botanists in the 

 buds and leaves of many common American trees. The buds of oak, red maple, 

 horse chestnut, elm, sycamore and white pine trees are said to contain heavy 

 concentrations. 



That there is a close relationship between the wetting power of a 

 spray mixture and its retention on the sprayed surface? The wetting power 

 of the spray solution is an important factor in its efficiency either as a 

 contact or a stomach poison. A technical paper on the above relationship 

 has recently been released by the Bureau of Entomology and Plant i^uarantine. 



That three-fourths of the world's 2,000,000,000 people depend so 

 heavily on potatoes and the cereal crops for food that their bodies are likely 

 to suffer froia a poorly balanced diet? The United States viith 130,000,000 

 people is the largest national group in the v/orld to enjoy a diet composed 

 of as low as 30-40;;i' cereals and potatoes. Ail of Asia excepting Japan lives 

 on 80-90^0 cereal and potato fare. Southern Europe and most of South and Cen- 

 tral America eat 60-70^ cereal and potatoes, and the rest of Europe from 

 40-60^. 



That fruits may be successfully canned without sugar? Sugar does 

 help to preserve color, flavor and texture although according to \7. R. Cole 

 fruits may be successfully canned v:ithout sugar as far as spoilage is con- 

 cerned. If canned v/ithout sugar the fruit should be packed in jars, using 

 the usual amount of water and processing for the length of time ordinarily 

 prescribed. 



That a Hew Jersey concern has as its slogan, "The Juice of Every- 

 thing That Grows?" This concern squeezes juice from grass, nuts, and some 

 250 other things, for shipment to many disteint points. 



That we have been using about half the world's total output of 

 rubber every year? Almost 98/^ has come to us from the Far East, 54°o from 

 Maiaya, 36Jo from Netherlands East Indies, GF/l from Ceylon, and 2fb from other 

 places. 



That about 20,000,000 non-bearing or only slightly bearing apple 

 trees under 10 years of age should be growing in this country to maintain 

 the bearing acreage? Apple trees have passed their period of greatest use- 

 fulness as commercial producers in most sections of the United States by the 

 time theyaro 40 years old. Approximately 70,000,000 bearing apple trees are 

 required to produce an apple crop of desirable size. 



That the "red stele" disease has greatly reduced strawberr;/ pro- 

 duction in southeastern Michigan? A recent report in a Michigan nev/spaper 

 indicates a reduction of at least 50^o. In some plantings it Virill run as 

 high as 75-'. 



