crease 发表于 2025-3-23 11:25:54
s are low to moderate. Otherwise, the best practice is to limit the area cropped and apply there near optimal irrigation. Results for the sunflower show the feasibility of deficit irrigation because the crop is subsidised, which compensates for the yield losses.小故事 发表于 2025-3-23 15:07:43
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http://reply.papertrans.cn/95/9435/943424/943424_13.pngAnterior 发表于 2025-3-23 23:20:07
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http://reply.papertrans.cn/95/9435/943424/943424_16.pngdictator 发表于 2025-3-24 13:12:11
Jameel Ahmad Khanst radio astronomical measurements are made at frequencies well above this limit. At the low-frequency limit ionospheric effects can be important; these are of great intrinsic interest for geophysics, but usually are of little consequence with regard to radio astronomy.Jogging 发表于 2025-3-24 17:41:32
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http://reply.papertrans.cn/95/9435/943424/943424_19.pngURN 发表于 2025-3-25 02:50:17
Jameel Ahmad Khande or so, shifted from the national to the subnationallevel (a convenient, if colorless, term to denote the hurly burly of environmental controversy outside the Washington Beltway). For example, New England has taken a regional stand on tropospheric ozone control, and California requires automotive