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- 籽粒N、P累積Grain nitrogen and phosphorus accumulation
- 不同播期對甜玉米籽粒N,P,K及可溶性糖的積累的影響研究Effect of sowing time on N,P,K and the nutrient accumulation of sweet corn seed
- p-n 結p-n junction
- 籽粒grain
- N素累積量nitrogen accumulation
- N/PN/P
- 鎘鋅復合污染對小麥籽粒鎘累積的影響和有機肥調控作用Combination of Pollutants Cadmium and Zinc and Its Effects on Cd Accumulation in Wheat Grain and Adjustment by Organic Manure
- p-n結p-n junction
- NO3-N累積NO3-N accumulation
- 施氮與基因型對半濕潤區冬小麥灌漿期籽粒氮、磷累積的影響Effects of nitrogen fertilizer and genotypes on the nitrogen and phosphorus accumulation of winter wheat grain during grain-filling period in a sub-humid farmland eco-system
- N／PN/P
- N、PN and P
- N-P系N-P series
- 陜西關(guān)中地區蔬菜地土壤的NO_3-N累積Nitrate N Accumulation in Vegetable Soil in Guanzhong Area of Shaanxi Province
- 雙n/p比double n/p ratio
- 灌溉與降水對土壤NO_3~--N累積的影響Effect of Irrigation and Precipitation on Soil Nitrate Nitrogen Accumulation
- N-P準則N-P rule
- 供Mg水平對烤煙累積N、K、Ca、Mg的影響Effects of Mg supply on the accumulation of N, K, Ca, Mg in flue-cured tobacco
- C、N、PC
- 植物N/Pplant N/P
