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The influence of some nutritional conditions on nodulation of and nitrogen fixation by peanut plants
(IPB (Bogor Agricultural University), 1965)
The objective of this work was to investigate the effects of nitrogen, phosphorus, calcium and magnesium on the growth and nitrogen fixation process in peanut plants under greenhouse conditions. The results of a series of ...
Inducible and constitutive synthesis of penicillinase by staphylococcus aureus
(1965)
When tested quantitatively for the production of penicillinase, eighteen of one hundred and twenty-two naturally occurring penicillin-resistant staphylococci were classified as constitutive or microconstitutive. Fourteen ...
The effect of competition on yield and its components in corn (Zea mays L.)
(IPB (Bogor Agricultural University), 1965)
The phenotype of an organism is the expression of its genotype relative to the environment in which it develops. The increase in plant population, a general practice to Increase total yield, tends to suppress the potential ...