middling yield 中文意思是什麼

middling yield 解釋
中等產量指標
  • middling : adj 中等的，普通的；第二流的；不好不壞的。 I feel only middling 我精神還好。adv 中等，相當。 midd...
  • yield : vt 1 生出，產生（作物、報酬、利益等）。2 給與，讓與；讓渡；放棄（權利、地位等）；交出。3 承認。4 ...
  1. Taking the population calculated from the basic seedlings formulas self - drafted of the dry - land seedling - raised on plastic trays ( dpt ) with scattered - planting in double - season rice as the middling population, one population of the higher and the lower were set respectively, and the yields and yield formations of these different basic populations were compared

    摘要以自擬基本苗公式計算出的苗數為中等群體，設置上下水平基本苗數各1個為對照，比較了早、晚稻塑盤早育拋栽不同群體起點產量及其形成的差異。
  2. The results showed that yield structure of the middling population treatment were the most excellent as a whole and its grain yield was the highest among the three treatments, while the dynamic of tiller and its formation into panicles, root - bleeding intensity / spikeltes, lai and its structure, dry matter accumulation and transportation were the most reasonable too

    結果表明，中等群體處理的產量結構最優，在三處理中稻穀產量最高，其莖蘗消長與成穗、穎花傷流量、葉面積系數與結構以及干物質積累與轉運總體上最為合理。
  3. Evaluation of middling and low yield agricultural land in ezhou based on gis and its amendment method

    的鄂州市中低產耕地評價及其改良利用
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