cropping season 中文意思是什麼

cropping season 解釋
耕作時期
  • cropping : 裁邊
  • season : n 1 季；季節；〈美國〉雨季。2 （水果、魚類等的）旺季；流行季節；時令；活動期。3 好時機；適當時機...
  1. The testing results of straw cutting and field experiment show that this mechanism has excellent anti - blocking capability. ( 2 ) a new no - till planter equipped with the strip chopping anti - blocking mechanism was developed. compared with other no - till planters, it possesses higher anti - blocking capability and suits the need of seeding in huabei plain where the winter wheat - summer corn continuous double cropping system gives much straw and short planting season

    （ 2 ）研製出新一代玉米免耕播種機，配以新型防堵機構，防堵性能優越，連續三年分別對三代樣機進行的田間試驗表明，可在地表整稈覆蓋量10t / ha的條件下連續作業而不堵塞，該播種機的防堵性能好。
  2. Main results are generalized as follows : in dry year, coupling fitness of water requirement to rainfall reaches 90 % for sorghum and spring millet during crop ' s growth and reproductive season in shunyi county, while 85 % for peanut and soybean, 70 % for spring com and cotton, 65 % for alfalfa, and 55 % for cropping pattern of rice followed by wheat

    主要結論包括： 1 ）順義區乾旱年型下，高粱和春谷全生育期需水與降水的耦合度達到90 ；花生和春大豆其次，達到85 ；春玉米和棉花為70 ；苜蓿65 ；水稻和冬小麥?夏作物組合耦合度只有55 。需水量和灌溉定額則與耦合度大小相反。
  3. Discussion on agricultural water - saving method for hybrid mid - season rice under two - cropping system in hilly drought district

    丘陵旱區兩熟制雜交中稻農藝節水途徑探討
分享友人
分享到 Line

分享到臉書