Add to ORKGPlant diseases take a yearly toll in reduced vigor, yields and quality of crops. If everyone used the best-known methods of control, this loss could be reduced by approximately 25 percent
Insect outbreaks depend largely on the weather during the growing season. Temperature, rainfall, soi...
More seeds are available in 1967. Prices will vary - some higher, some lower than last year. Many ne...
The diseases of plants especially those diseases due to the invasion of parasites are always markedl...
Making plant disease predictions- like making political forecasts - can be a bit shaky. How severe d...
The degree to which plant diseases may develop in 1963 and the amount of losses that may result will...
One thing you can be sure of in 1964: Plant diseases will hit some of Iowa\u27s fields and gardens. ...
Knowledge of carryover inoculum is by itself insufficient to predict this year\u27s disease attacks....
The livestock disease situation points to increased concern about animal health and disease control....
Potential disease threats are many. Although the animal disease picture for Iowa is reasonably brigh...
Different plant pathogens have different environmental requirements for growth and survival. As the ...
Business advance in the American economy slowed down in early 1957. But the over-all trend still was...
The author informs the reader of the newly (in 1948) created Federal Research and Marketing Act for ...
Oak wilt is known to be established in 59 Iowa counties. But extensive losses can be prevented. This...
The current level of business activity indicates a relatively strong demand for farm products throug...
Soybean seed should be plentiful and prices a little lower. Most other seed costs will be higher. To...
Insect outbreaks depend largely on the weather during the growing season. Temperature, rainfall, soi...
More seeds are available in 1967. Prices will vary - some higher, some lower than last year. Many ne...
The diseases of plants especially those diseases due to the invasion of parasites are always markedl...
Making plant disease predictions- like making political forecasts - can be a bit shaky. How severe d...
The degree to which plant diseases may develop in 1963 and the amount of losses that may result will...
One thing you can be sure of in 1964: Plant diseases will hit some of Iowa\u27s fields and gardens. ...
Knowledge of carryover inoculum is by itself insufficient to predict this year\u27s disease attacks....
The livestock disease situation points to increased concern about animal health and disease control....
Potential disease threats are many. Although the animal disease picture for Iowa is reasonably brigh...
Different plant pathogens have different environmental requirements for growth and survival. As the ...
Business advance in the American economy slowed down in early 1957. But the over-all trend still was...
The author informs the reader of the newly (in 1948) created Federal Research and Marketing Act for ...
Oak wilt is known to be established in 59 Iowa counties. But extensive losses can be prevented. This...
The current level of business activity indicates a relatively strong demand for farm products throug...
Soybean seed should be plentiful and prices a little lower. Most other seed costs will be higher. To...
Insect outbreaks depend largely on the weather during the growing season. Temperature, rainfall, soi...
More seeds are available in 1967. Prices will vary - some higher, some lower than last year. Many ne...
The diseases of plants especially those diseases due to the invasion of parasites are always markedl...