To investigate the changes of soil hydrolase activities under application of corn straws with manure, N and P fertilizer, a field experiment was conducted.
通过田间试验，进行了玉米秸秆与厩肥、N肥和P肥配合施入农田后土壤中水解类酶活性变化的研究。
Effect of sowing time on n, P, K and the nutrient accumulation of sweet corn seed.
不同播期对甜玉米籽粒n, p, K及可溶性糖的积累的影响研究。
The results showed that corn particle size did not affect DMI, growth performance and the total tract apparent digestibility of DM, GE, CP, NDF and ADF (P>0.05).
结果表明，玉米粒度不影响DMI、生长性能以及日粮DM、能量、粗蛋白质、中性洗涤纤维和酸性洗涤纤维的全消化道表观消化率（P>0.05）。
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