1.
2)Among grass species, the highesthay yield was western rye-grass and smooth brome, it was 21.77 ton/ha.
2)禾本科牧草中,西部黑麦草返青早,干草产量达1451.6公斤/亩。
2.
Effects of five trace element mixed applications on hay yield of alfalfa
五种微肥配施对紫花苜蓿干草产量的影响
3.
Effects of Trace Element Interation on Hay Yield and Nutrition Quality of Alfalfa
微肥配施对紫花苜蓿干草产量及营养品质的影响研究
4.
The Effect of Different Clipping Treatments on the Dry Matter Yield and in vitro DM Digestibility of Lolium multiflorum Lam. in Italian Ryegrass-Rice Rotation
不同刈割处理对稻草轮作黑麦草干物质产量和体外消化量的影响
5.
Relation Analysis between Yield and Morphological Traits in Pennisetum Purpureum Schum.
象草若干生物学性状与产量的关系分析
6.
Any of various weeds of the genus Ambrosia having small, greenish, unisexual flower heads and producing abundant pollen that is one of the chief causes of hay fever.
豚草一种豚草属的杂草，有绿色、雌雄合一的小花冠，能产大量花粉，是引起干草热的主要原因之一
7.
The Department of Agriculture predicts record 1978 crops of corn, soybeans, hay and fall potatoes.
农业部预测1978年玉米、大豆、干草和秋土豆的产量都将创记录。
8.
Effects of D Genome Chromosomes from Aegliops Tauschii on Wheat Yield Traits;
粗山羊草D组染色体对小麦若干产量性状的影响
9.
Introduction and Selection of Fine Variaties in Arid Region and Studies on Correlation of Yield Component Factors;
干旱地区优良牧草的引种筛选及产量构成因素相关性的研究
10.
Study on the Influence of the Contents of Total Flavones from Herba Glechomae Growing in Hubei Province by Drying Temperature and Harvest Time
干燥温度和采收时间对湖北产连钱草总黄酮含量的影响
11.
Effects of alfalfa hay with high trace element content on growth performance of Dorper sheep
日粮中添加高微量元素苜蓿青干草对杜泊羊生产性能的影响
12.
Effects of Lucerne Hay with Higher Content of Trace Elements in Diets on Performance of Dorper Sheep
日粮中添加高微量元素苜蓿干草对杜泊羊生产性能的影响
13.
Study on the Yield and Quality of Elymus L. Seed
披碱草属牧草种子产量及质量的研究
14.
Grass output of natural grasslands in north China has dropped by 30-50 percent.
北方天然草原产草量下降了30％—50％。
15.
Remote Sensing Methods for Monitoring Grassland Production in Inner Mongolia;
内蒙古草原产草量遥感监测方法研究
16.
On the qualites of rotary lawn mowsrs;
浅析旋刀式草坪割草机产品质量状况
17.
The Effect of Climate Factors on the Grass Yield of Natural Pasture
气候因子对天然草地牧草产量的影响
18.
Much of the land is under meadow, which is cut for hay in early June.
相当大量的土地用作草地，在六月初收割干草。