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Characteristics for separating the four biotypes (A, B, C, and D) of the greenbug, Schizaphis graminum (Rondani), are discussed, including morphological differences and response to resistant varieties and insecticides. Techniques for culturing greenbugs on caged plant:; in the greenhouse are...

This study reports findings from a mail survey of Western Australian broadacre farmers participating in quality assurance (QA) accreditation. A 50 percent response rate generated a sample size of 78 usable replies. The average farm in the survey spent $13,470 gaining QA accreditation, upgrading...

Nitrogen is a crucial input for the efficient production of rice and is generally applied in two split treatments, before flooding the rice paddocks at sowing time and within a week after the beginning of the panicle initiation stage. There is no pre-sowing test to estimate nitrogen requirements...

The new AWB Ltd payment system for wheat grades has changed the incentives for farmers to grow and market wheat varieties in Australia. Based around standard quality characteristics, the payment system provides incremental premiums and discounts for deviations in protein and screenings around...

Includes: Front Cover, Editorial Information, JAAE Manuscript Submission Guidelines