1.
Absorption and distribution of nitrogen,phosphorus and potassium in onion
洋葱氮、磷、钾养分吸收与分配规律的研究
2.
Research on Varying Laws of the Content of Nitrogen, Phosphorus and Potassium in Dioscorea nipponica in Growth Period
生长期穿龙薯蓣氮、磷、钾养分含量变化规律研究
3.
Characteristics of Nitrogen,Phosphorus and Potassium Uptake at Different Growth Stages of Sunflowers in Ningxia
宁夏向日葵不同生育期吸收氮、磷、钾养分的特点
4.
Characteristics of N, P and K Uptake at Different Growth Stages of Spring Millet on Dry Land
旱地春谷子不同生育期吸收氮、磷、钾养分的特点
5.
STUDIES ON HIGH-YIELD REGULARITY OF SUMMER MAIZE--Ⅱ.ACCUMULATION AND DISTRIBUTION OF NITROGEN, PHOSPHORUS AND POTASSIUM
夏玉米高产规律的研究——Ⅱ.氮、磷、钾养分的积累与分配
6.
(2) It was foundation of improving the soil PK nutrient to applying the PK fertilizer.
(2)施用磷肥和钾肥是提高土壤磷钾养分的基础。
7.
Effects of Potassium on the Secretion of Organic Acids by Ectomycorrhizal Fungi and the Concentrations of Nitrogen, Phosphorus and Potassium in Their Hyphae
钾对外生菌根真菌分泌有机酸及氮、磷、钾营养的影响
8.
Effects of Phosphorus and Potassium on Potassium Accumulation, Distribution and Culm Lodging Resistance of Relay-planting Soybean
磷、钾营养对套作大豆钾素积累分配和植株抗倒性能的影响
9.
Analysis shows that the soil P is rich and K is lack in most area of China.
表现出的农田养分平衡状况是磷有余而钾不足。
10.
Effect of Fertilization on the Yield and N, P,K Nutrient Absorption of Ryegrass
施肥对黑麦草产量和氮磷钾养分吸收的影响
11.
1. Selection of N, P, K nutrients in nursery medium
1.育苗基质中氮磷钾养分适用量的筛选
12.
Genetic Differences of N、P、K Absorption and Utilization Efficiency in Waxy Corn;
糯玉米氮磷钾养分吸收利用效率的基因型差异
13.
Study of the Available Nutrient Use Efficiency of Phosphorus and Potassium in Red Soil, Fluvo-aquic Soil and Black Soil;
红壤、潮土、黑土中磷钾有效养分利用系数研究
14.
Genetic Differences of N、P、K Absorption and Utilization Efficiency in Sweet Maize;
甜玉米氮磷钾养分吸收利用的基因型差异
15.
Effect of Palygorskite and NPK on Nutrient Absorption of Radix Hedysari
坡缕石和氮磷钾对红芪养分吸收的影响
16.
Effects of N,P,K on Nutrient Absorption and Height Growth of Ginkgo biloba Seedling
氮、磷、钾对银杏幼苗养分吸收及生长的影响
17.
Effect of N,P,K fertilization on milk vetch growth,yield and nutrient accumulation
氮磷钾肥对紫云英产量及养分积累的影响
18.
Effect of NPK and microelement fertilizers on nutrient accumulation,distribution and yield of maize on high-fertility soil
氮磷钾和微肥对高肥区夏玉米养分积累、分配及产量的影响