Search Results

You are looking at 71 - 80 of 229 items for :

  • Refine by Access: All x
Clear All
Free access

Robert C. Ebel, Jacqueline K. Burns, Kelly T. Morgan, and Fritz Roka

applications were made based on air temperatures being generally above 15.6 °C and no precipitation forecasted for the first 24 h after application, the critical time period in which efficacy has been shown to be affected ( Kossuth et al., 1978 ). All sprays

Full access

Kent E. Cushman, William B. Evans, David M. Ingram, Patrick D. Gerard, R. Allen Straw, Craig H. Canaday, Jim E. Wyatt, and Michael M. Kenty

integrated pest management models that forecast environmental conditions conducive to growth and infection by one or more pathogens. Models have been developed to forecast weather conditions favorable for disease occurrence such as TOM-CAST for tomato early

Full access

Ursula K. Schuch

, unprecedented increases in temperature and extremely hot conditions are forecast for the urban Phoenix area. Although trees lower daytime temperatures, the urban heat island effect is expressed in higher nighttime temperatures in the city compared with the

Full access

Thomas H. Spreen and Marisa L. Zansler

the 2003–04 season. The reduced crop forecast reflects a number of factors, including lower per tree fruit yields and reduced fruit quality. Early- and midseason and ‘Valencia’ orange yields per tree have declined by 33% and 27%, respectively, between

Full access

Skyler Simnitt, Tatiana Borisova, Dario Chavez, and Mercy Olmstead

strategy ( Synder et al., 2005 ) and on examining the value and use of weather forecast information in frost protection and other agricultural production decisions ( Artikov et al., 2006 ; Hu et al., 2006 ; Knocklow et al., 2010 ; Kusunose and Mahmood

Free access

Dong Liu, Ping Li, Jiulong Hu, Kunyuan Li, Zhenyu Zhao, Weiyan Wang, Jinyuan Zhang, Xu Ding, and Zhimou Gao

Province (Hefei, China) jointly drafted two monitoring regulations, rules for investigation and forecasting technology for soybean phytophthora blight ( P. sojae ) and regulations for the control of soybean phytophthora blight ( Province of Anhui, 2013a , b

Free access

Beiquan Mou

during critical periods. Forecasts show that warming over the next several decades will take place irrespective of what actions we take today. Therefore, adapting horticultural crops to the changing environments may be the single most important step for

Free access

Zoltán Pék, Hussein Daood, Magdolna Gasztonyi Nagyné, Mária Berki, Marianna Márkus Tóthné, András Neményi, and Lajos Helyes

daily average temperature divided by five expressed in millimeters. Calculation method for the amount of irrigation was based on weather forecast data. Temperature forecast of the Hungarian Meteorological Service (2010) for every next two 2- and 3-d

Free access

Julie Tarara

constituent fluxes may change under higher CO 2 and nitrogen availability and acknowledges varying levels of uncertainty, within the generally accepted forecast that over the next 100 years atmospheric CO 2 , global temperature, and rates of N deposition will

Free access

Wei-Chin Lin, Dietmar Frey, Gordon D. Nigh, and Cheng C. Ying

correlated with Yd having a correlation coefficient of –0.19. The resulting forecasts (predicted values) are presented in Figure 1A . The residual errors (“predicted” minus “actual” yield, Yd) were randomly distributed around zero ( Fig. 1B ). The fitted