1985(1).
Abstract:A male foetus was found in the kidney of a boar. The body length of thefoetus is 8.2cm. Its face is wide and flat without proboscis. Its mouth is largeand the brain is protrusive. It S head has no hair and the neck is narrow. Thehind quarters are higher t
1985(1).
Abstract:对神农架关门河所采得的263尾Gnathopogon herzensteini(Gunther)作常规生物学测定后,进一步研究指出:体长与鳞长呈直线相关,L=12.3062 1.5470R,r=0.9120>r0.01。体长与体重、体长与纯体重均呈幂函数的增长关系,W=1.098×10~(-5)L~(3·1450),Wn=1.152×10~(-5)L~(3·0750)。应用Von Bertalanffy生长方程拟合该鱼的一般生长规律,计算得出的生长参数为:L_∞=157.39毫米,W_∞=85.04克,Wn_∞=63.66克,K=0.2401,t_0=-0.187,拐点年龄为4.4年,拐点总体长为25.17克,拐点纯体重为18.84克。
1985(1).
Abstract:By screening, were obtained four strains of streptomyces: SH-62, SH-121, SH-4 and SH-126 which have good effects against the citrus diseasesduring its Storage time. The four strains all belong to the hygroscopic groupof streptomyces. The test on PDA mediu
Li Bin-Xing , He Zai-Wu , Liu Ming-Sheng
1985(1).
Abstract:Using PRID for the treatment of 72 anoestrus cows, the synchronisationof oestrus rate is 89.6 per cent in 1-3 days. These 72 cows have been inseminated by frozen semen and 24 of them arewith conception in the first estrous cycle. The conceptive rate is 33
1985(1).
Abstract:This paper reports 16 specics newly recorded leaf-hoppers in llubeiprovince, belonging to 4 subfamilies and 11 genera. The paper describes theirexternal characteristcs and cllection Places and dates.
Cai De-tian , Chang Zhag-Lan , Jin Yu
1985(1).
Abstract:1095 cockscombs were investigated in three gardens, in which 18 chimeraswere found. The total mosaic frequence was 1.74% but their frexquences weredifferent from each other. The highest was as high as 5.11%. According totheir stem, leaf, inflorescence and
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